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TOMOYO Linux Cross Reference
Linux/crypto/Kconfig

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Diff markup

Differences between /crypto/Kconfig (Version linux-6.12-rc7) and /crypto/Kconfig (Version linux-6.5.13)


  1 # SPDX-License-Identifier: GPL-2.0                  1 # SPDX-License-Identifier: GPL-2.0
  2 #                                                   2 #
  3 # Generic algorithms support                        3 # Generic algorithms support
  4 #                                                   4 #
  5 config XOR_BLOCKS                                   5 config XOR_BLOCKS
  6         tristate                                    6         tristate
  7                                                     7 
  8 #                                                   8 #
  9 # async_tx api: hardware offloaded memory tran      9 # async_tx api: hardware offloaded memory transfer/transform support
 10 #                                                  10 #
 11 source "crypto/async_tx/Kconfig"                   11 source "crypto/async_tx/Kconfig"
 12                                                    12 
 13 #                                                  13 #
 14 # Cryptographic API Configuration                  14 # Cryptographic API Configuration
 15 #                                                  15 #
 16 menuconfig CRYPTO                                  16 menuconfig CRYPTO
 17         tristate "Cryptographic API"               17         tristate "Cryptographic API"
 18         select CRYPTO_LIB_UTILS                    18         select CRYPTO_LIB_UTILS
 19         help                                       19         help
 20           This option provides the core Crypto     20           This option provides the core Cryptographic API.
 21                                                    21 
 22 if CRYPTO                                          22 if CRYPTO
 23                                                    23 
 24 menu "Crypto core or helper"                       24 menu "Crypto core or helper"
 25                                                    25 
 26 config CRYPTO_FIPS                                 26 config CRYPTO_FIPS
 27         bool "FIPS 200 compliance"                 27         bool "FIPS 200 compliance"
 28         depends on (CRYPTO_ANSI_CPRNG || CRYPT     28         depends on (CRYPTO_ANSI_CPRNG || CRYPTO_DRBG) && !CRYPTO_MANAGER_DISABLE_TESTS
 29         depends on (MODULE_SIG || !MODULES)        29         depends on (MODULE_SIG || !MODULES)
 30         help                                       30         help
 31           This option enables the fips boot op     31           This option enables the fips boot option which is
 32           required if you want the system to o     32           required if you want the system to operate in a FIPS 200
 33           certification.  You should say no un     33           certification.  You should say no unless you know what
 34           this is.                                 34           this is.
 35                                                    35 
 36 config CRYPTO_FIPS_NAME                            36 config CRYPTO_FIPS_NAME
 37         string "FIPS Module Name"                  37         string "FIPS Module Name"
 38         default "Linux Kernel Cryptographic AP     38         default "Linux Kernel Cryptographic API"
 39         depends on CRYPTO_FIPS                     39         depends on CRYPTO_FIPS
 40         help                                       40         help
 41           This option sets the FIPS Module nam     41           This option sets the FIPS Module name reported by the Crypto API via
 42           the /proc/sys/crypto/fips_name file.     42           the /proc/sys/crypto/fips_name file.
 43                                                    43 
 44 config CRYPTO_FIPS_CUSTOM_VERSION                  44 config CRYPTO_FIPS_CUSTOM_VERSION
 45         bool "Use Custom FIPS Module Version"      45         bool "Use Custom FIPS Module Version"
 46         depends on CRYPTO_FIPS                     46         depends on CRYPTO_FIPS
 47         default n                                  47         default n
 48                                                    48 
 49 config CRYPTO_FIPS_VERSION                         49 config CRYPTO_FIPS_VERSION
 50         string "FIPS Module Version"               50         string "FIPS Module Version"
 51         default "(none)"                           51         default "(none)"
 52         depends on CRYPTO_FIPS_CUSTOM_VERSION      52         depends on CRYPTO_FIPS_CUSTOM_VERSION
 53         help                                       53         help
 54           This option provides the ability to      54           This option provides the ability to override the FIPS Module Version.
 55           By default the KERNELRELEASE value i     55           By default the KERNELRELEASE value is used.
 56                                                    56 
 57 config CRYPTO_ALGAPI                               57 config CRYPTO_ALGAPI
 58         tristate                                   58         tristate
 59         select CRYPTO_ALGAPI2                      59         select CRYPTO_ALGAPI2
 60         help                                       60         help
 61           This option provides the API for cry     61           This option provides the API for cryptographic algorithms.
 62                                                    62 
 63 config CRYPTO_ALGAPI2                              63 config CRYPTO_ALGAPI2
 64         tristate                                   64         tristate
 65                                                    65 
 66 config CRYPTO_AEAD                                 66 config CRYPTO_AEAD
 67         tristate                                   67         tristate
 68         select CRYPTO_AEAD2                        68         select CRYPTO_AEAD2
 69         select CRYPTO_ALGAPI                       69         select CRYPTO_ALGAPI
 70                                                    70 
 71 config CRYPTO_AEAD2                                71 config CRYPTO_AEAD2
 72         tristate                                   72         tristate
 73         select CRYPTO_ALGAPI2                      73         select CRYPTO_ALGAPI2
 74                                                    74 
 75 config CRYPTO_SIG                                  75 config CRYPTO_SIG
 76         tristate                                   76         tristate
 77         select CRYPTO_SIG2                         77         select CRYPTO_SIG2
 78         select CRYPTO_ALGAPI                       78         select CRYPTO_ALGAPI
 79                                                    79 
 80 config CRYPTO_SIG2                                 80 config CRYPTO_SIG2
 81         tristate                                   81         tristate
 82         select CRYPTO_ALGAPI2                      82         select CRYPTO_ALGAPI2
 83                                                    83 
 84 config CRYPTO_SKCIPHER                             84 config CRYPTO_SKCIPHER
 85         tristate                                   85         tristate
 86         select CRYPTO_SKCIPHER2                    86         select CRYPTO_SKCIPHER2
 87         select CRYPTO_ALGAPI                       87         select CRYPTO_ALGAPI
 88         select CRYPTO_ECB                      << 
 89                                                    88 
 90 config CRYPTO_SKCIPHER2                            89 config CRYPTO_SKCIPHER2
 91         tristate                                   90         tristate
 92         select CRYPTO_ALGAPI2                      91         select CRYPTO_ALGAPI2
 93                                                    92 
 94 config CRYPTO_HASH                                 93 config CRYPTO_HASH
 95         tristate                                   94         tristate
 96         select CRYPTO_HASH2                        95         select CRYPTO_HASH2
 97         select CRYPTO_ALGAPI                       96         select CRYPTO_ALGAPI
 98                                                    97 
 99 config CRYPTO_HASH2                                98 config CRYPTO_HASH2
100         tristate                                   99         tristate
101         select CRYPTO_ALGAPI2                     100         select CRYPTO_ALGAPI2
102                                                   101 
103 config CRYPTO_RNG                                 102 config CRYPTO_RNG
104         tristate                                  103         tristate
105         select CRYPTO_RNG2                        104         select CRYPTO_RNG2
106         select CRYPTO_ALGAPI                      105         select CRYPTO_ALGAPI
107                                                   106 
108 config CRYPTO_RNG2                                107 config CRYPTO_RNG2
109         tristate                                  108         tristate
110         select CRYPTO_ALGAPI2                     109         select CRYPTO_ALGAPI2
111                                                   110 
112 config CRYPTO_RNG_DEFAULT                         111 config CRYPTO_RNG_DEFAULT
113         tristate                                  112         tristate
114         select CRYPTO_DRBG_MENU                   113         select CRYPTO_DRBG_MENU
115                                                   114 
116 config CRYPTO_AKCIPHER2                           115 config CRYPTO_AKCIPHER2
117         tristate                                  116         tristate
118         select CRYPTO_ALGAPI2                     117         select CRYPTO_ALGAPI2
119                                                   118 
120 config CRYPTO_AKCIPHER                            119 config CRYPTO_AKCIPHER
121         tristate                                  120         tristate
122         select CRYPTO_AKCIPHER2                   121         select CRYPTO_AKCIPHER2
123         select CRYPTO_ALGAPI                      122         select CRYPTO_ALGAPI
124                                                   123 
125 config CRYPTO_KPP2                                124 config CRYPTO_KPP2
126         tristate                                  125         tristate
127         select CRYPTO_ALGAPI2                     126         select CRYPTO_ALGAPI2
128                                                   127 
129 config CRYPTO_KPP                                 128 config CRYPTO_KPP
130         tristate                                  129         tristate
131         select CRYPTO_ALGAPI                      130         select CRYPTO_ALGAPI
132         select CRYPTO_KPP2                        131         select CRYPTO_KPP2
133                                                   132 
134 config CRYPTO_ACOMP2                              133 config CRYPTO_ACOMP2
135         tristate                                  134         tristate
136         select CRYPTO_ALGAPI2                     135         select CRYPTO_ALGAPI2
137         select SGL_ALLOC                          136         select SGL_ALLOC
138                                                   137 
139 config CRYPTO_ACOMP                               138 config CRYPTO_ACOMP
140         tristate                                  139         tristate
141         select CRYPTO_ALGAPI                      140         select CRYPTO_ALGAPI
142         select CRYPTO_ACOMP2                      141         select CRYPTO_ACOMP2
143                                                   142 
144 config CRYPTO_MANAGER                             143 config CRYPTO_MANAGER
145         tristate "Cryptographic algorithm mana    144         tristate "Cryptographic algorithm manager"
146         select CRYPTO_MANAGER2                    145         select CRYPTO_MANAGER2
147         help                                      146         help
148           Create default cryptographic templat    147           Create default cryptographic template instantiations such as
149           cbc(aes).                               148           cbc(aes).
150                                                   149 
151 config CRYPTO_MANAGER2                            150 config CRYPTO_MANAGER2
152         def_tristate CRYPTO_MANAGER || (CRYPTO    151         def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
153         select CRYPTO_ACOMP2                      152         select CRYPTO_ACOMP2
154         select CRYPTO_AEAD2                       153         select CRYPTO_AEAD2
155         select CRYPTO_AKCIPHER2                   154         select CRYPTO_AKCIPHER2
156         select CRYPTO_SIG2                        155         select CRYPTO_SIG2
157         select CRYPTO_HASH2                       156         select CRYPTO_HASH2
158         select CRYPTO_KPP2                        157         select CRYPTO_KPP2
159         select CRYPTO_RNG2                        158         select CRYPTO_RNG2
160         select CRYPTO_SKCIPHER2                   159         select CRYPTO_SKCIPHER2
161                                                   160 
162 config CRYPTO_USER                                161 config CRYPTO_USER
163         tristate "Userspace cryptographic algo    162         tristate "Userspace cryptographic algorithm configuration"
164         depends on NET                            163         depends on NET
165         select CRYPTO_MANAGER                     164         select CRYPTO_MANAGER
166         help                                      165         help
167           Userspace configuration for cryptogr    166           Userspace configuration for cryptographic instantiations such as
168           cbc(aes).                               167           cbc(aes).
169                                                   168 
170 config CRYPTO_MANAGER_DISABLE_TESTS               169 config CRYPTO_MANAGER_DISABLE_TESTS
171         bool "Disable run-time self tests"        170         bool "Disable run-time self tests"
172         default y                                 171         default y
173         help                                      172         help
174           Disable run-time self tests that nor    173           Disable run-time self tests that normally take place at
175           algorithm registration.                 174           algorithm registration.
176                                                   175 
177 config CRYPTO_MANAGER_EXTRA_TESTS                 176 config CRYPTO_MANAGER_EXTRA_TESTS
178         bool "Enable extra run-time crypto sel    177         bool "Enable extra run-time crypto self tests"
179         depends on DEBUG_KERNEL && !CRYPTO_MAN    178         depends on DEBUG_KERNEL && !CRYPTO_MANAGER_DISABLE_TESTS && CRYPTO_MANAGER
180         help                                      179         help
181           Enable extra run-time self tests of     180           Enable extra run-time self tests of registered crypto algorithms,
182           including randomized fuzz tests.        181           including randomized fuzz tests.
183                                                   182 
184           This is intended for developer use o    183           This is intended for developer use only, as these tests take much
185           longer to run than the normal self t    184           longer to run than the normal self tests.
186                                                   185 
187 config CRYPTO_NULL                                186 config CRYPTO_NULL
188         tristate "Null algorithms"                187         tristate "Null algorithms"
189         select CRYPTO_NULL2                       188         select CRYPTO_NULL2
190         help                                      189         help
191           These are 'Null' algorithms, used by    190           These are 'Null' algorithms, used by IPsec, which do nothing.
192                                                   191 
193 config CRYPTO_NULL2                               192 config CRYPTO_NULL2
194         tristate                                  193         tristate
195         select CRYPTO_ALGAPI2                     194         select CRYPTO_ALGAPI2
196         select CRYPTO_SKCIPHER2                   195         select CRYPTO_SKCIPHER2
197         select CRYPTO_HASH2                       196         select CRYPTO_HASH2
198                                                   197 
199 config CRYPTO_PCRYPT                              198 config CRYPTO_PCRYPT
200         tristate "Parallel crypto engine"         199         tristate "Parallel crypto engine"
201         depends on SMP                            200         depends on SMP
202         select PADATA                             201         select PADATA
203         select CRYPTO_MANAGER                     202         select CRYPTO_MANAGER
204         select CRYPTO_AEAD                        203         select CRYPTO_AEAD
205         help                                      204         help
206           This converts an arbitrary crypto al    205           This converts an arbitrary crypto algorithm into a parallel
207           algorithm that executes in kernel th    206           algorithm that executes in kernel threads.
208                                                   207 
209 config CRYPTO_CRYPTD                              208 config CRYPTO_CRYPTD
210         tristate "Software async crypto daemon    209         tristate "Software async crypto daemon"
211         select CRYPTO_SKCIPHER                    210         select CRYPTO_SKCIPHER
212         select CRYPTO_HASH                        211         select CRYPTO_HASH
213         select CRYPTO_MANAGER                     212         select CRYPTO_MANAGER
214         help                                      213         help
215           This is a generic software asynchron    214           This is a generic software asynchronous crypto daemon that
216           converts an arbitrary synchronous so    215           converts an arbitrary synchronous software crypto algorithm
217           into an asynchronous algorithm that     216           into an asynchronous algorithm that executes in a kernel thread.
218                                                   217 
219 config CRYPTO_AUTHENC                             218 config CRYPTO_AUTHENC
220         tristate "Authenc support"                219         tristate "Authenc support"
221         select CRYPTO_AEAD                        220         select CRYPTO_AEAD
222         select CRYPTO_SKCIPHER                    221         select CRYPTO_SKCIPHER
223         select CRYPTO_MANAGER                     222         select CRYPTO_MANAGER
224         select CRYPTO_HASH                        223         select CRYPTO_HASH
225         select CRYPTO_NULL                        224         select CRYPTO_NULL
226         help                                      225         help
227           Authenc: Combined mode wrapper for I    226           Authenc: Combined mode wrapper for IPsec.
228                                                   227 
229           This is required for IPSec ESP (XFRM    228           This is required for IPSec ESP (XFRM_ESP).
230                                                   229 
231 config CRYPTO_TEST                                230 config CRYPTO_TEST
232         tristate "Testing module"                 231         tristate "Testing module"
233         depends on m || EXPERT                    232         depends on m || EXPERT
234         select CRYPTO_MANAGER                     233         select CRYPTO_MANAGER
235         help                                      234         help
236           Quick & dirty crypto test module.       235           Quick & dirty crypto test module.
237                                                   236 
238 config CRYPTO_SIMD                                237 config CRYPTO_SIMD
239         tristate                                  238         tristate
240         select CRYPTO_CRYPTD                      239         select CRYPTO_CRYPTD
241                                                   240 
242 config CRYPTO_ENGINE                              241 config CRYPTO_ENGINE
243         tristate                                  242         tristate
244                                                   243 
245 endmenu                                           244 endmenu
246                                                   245 
247 menu "Public-key cryptography"                    246 menu "Public-key cryptography"
248                                                   247 
249 config CRYPTO_RSA                                 248 config CRYPTO_RSA
250         tristate "RSA (Rivest-Shamir-Adleman)"    249         tristate "RSA (Rivest-Shamir-Adleman)"
251         select CRYPTO_AKCIPHER                    250         select CRYPTO_AKCIPHER
252         select CRYPTO_MANAGER                     251         select CRYPTO_MANAGER
253         select MPILIB                             252         select MPILIB
254         select ASN1                               253         select ASN1
255         help                                      254         help
256           RSA (Rivest-Shamir-Adleman) public k    255           RSA (Rivest-Shamir-Adleman) public key algorithm (RFC8017)
257                                                   256 
258 config CRYPTO_DH                                  257 config CRYPTO_DH
259         tristate "DH (Diffie-Hellman)"            258         tristate "DH (Diffie-Hellman)"
260         select CRYPTO_KPP                         259         select CRYPTO_KPP
261         select MPILIB                             260         select MPILIB
262         help                                      261         help
263           DH (Diffie-Hellman) key exchange alg    262           DH (Diffie-Hellman) key exchange algorithm
264                                                   263 
265 config CRYPTO_DH_RFC7919_GROUPS                   264 config CRYPTO_DH_RFC7919_GROUPS
266         bool "RFC 7919 FFDHE groups"              265         bool "RFC 7919 FFDHE groups"
267         depends on CRYPTO_DH                      266         depends on CRYPTO_DH
268         select CRYPTO_RNG_DEFAULT                 267         select CRYPTO_RNG_DEFAULT
269         help                                      268         help
270           FFDHE (Finite-Field-based Diffie-Hel    269           FFDHE (Finite-Field-based Diffie-Hellman Ephemeral) groups
271           defined in RFC7919.                     270           defined in RFC7919.
272                                                   271 
273           Support these finite-field groups in    272           Support these finite-field groups in DH key exchanges:
274           - ffdhe2048, ffdhe3072, ffdhe4096, f    273           - ffdhe2048, ffdhe3072, ffdhe4096, ffdhe6144, ffdhe8192
275                                                   274 
276           If unsure, say N.                       275           If unsure, say N.
277                                                   276 
278 config CRYPTO_ECC                                 277 config CRYPTO_ECC
279         tristate                                  278         tristate
280         select CRYPTO_RNG_DEFAULT                 279         select CRYPTO_RNG_DEFAULT
281                                                   280 
282 config CRYPTO_ECDH                                281 config CRYPTO_ECDH
283         tristate "ECDH (Elliptic Curve Diffie-    282         tristate "ECDH (Elliptic Curve Diffie-Hellman)"
284         select CRYPTO_ECC                         283         select CRYPTO_ECC
285         select CRYPTO_KPP                         284         select CRYPTO_KPP
286         help                                      285         help
287           ECDH (Elliptic Curve Diffie-Hellman)    286           ECDH (Elliptic Curve Diffie-Hellman) key exchange algorithm
288           using curves P-192, P-256, and P-384    287           using curves P-192, P-256, and P-384 (FIPS 186)
289                                                   288 
290 config CRYPTO_ECDSA                               289 config CRYPTO_ECDSA
291         tristate "ECDSA (Elliptic Curve Digita    290         tristate "ECDSA (Elliptic Curve Digital Signature Algorithm)"
292         select CRYPTO_ECC                         291         select CRYPTO_ECC
293         select CRYPTO_AKCIPHER                    292         select CRYPTO_AKCIPHER
294         select ASN1                               293         select ASN1
295         help                                      294         help
296           ECDSA (Elliptic Curve Digital Signat    295           ECDSA (Elliptic Curve Digital Signature Algorithm) (FIPS 186,
297           ISO/IEC 14888-3)                        296           ISO/IEC 14888-3)
298           using curves P-192, P-256, and P-384    297           using curves P-192, P-256, and P-384
299                                                   298 
300           Only signature verification is imple    299           Only signature verification is implemented.
301                                                   300 
302 config CRYPTO_ECRDSA                              301 config CRYPTO_ECRDSA
303         tristate "EC-RDSA (Elliptic Curve Russ    302         tristate "EC-RDSA (Elliptic Curve Russian Digital Signature Algorithm)"
304         select CRYPTO_ECC                         303         select CRYPTO_ECC
305         select CRYPTO_AKCIPHER                    304         select CRYPTO_AKCIPHER
306         select CRYPTO_STREEBOG                    305         select CRYPTO_STREEBOG
307         select OID_REGISTRY                       306         select OID_REGISTRY
308         select ASN1                               307         select ASN1
309         help                                      308         help
310           Elliptic Curve Russian Digital Signa    309           Elliptic Curve Russian Digital Signature Algorithm (GOST R 34.10-2012,
311           RFC 7091, ISO/IEC 14888-3)              310           RFC 7091, ISO/IEC 14888-3)
312                                                   311 
313           One of the Russian cryptographic sta    312           One of the Russian cryptographic standard algorithms (called GOST
314           algorithms). Only signature verifica    313           algorithms). Only signature verification is implemented.
315                                                   314 
                                                   >> 315 config CRYPTO_SM2
                                                   >> 316         tristate "SM2 (ShangMi 2)"
                                                   >> 317         select CRYPTO_SM3
                                                   >> 318         select CRYPTO_AKCIPHER
                                                   >> 319         select CRYPTO_MANAGER
                                                   >> 320         select MPILIB
                                                   >> 321         select ASN1
                                                   >> 322         help
                                                   >> 323           SM2 (ShangMi 2) public key algorithm
                                                   >> 324 
                                                   >> 325           Published by State Encryption Management Bureau, China,
                                                   >> 326           as specified by OSCCA GM/T 0003.1-2012 -- 0003.5-2012.
                                                   >> 327 
                                                   >> 328           References:
                                                   >> 329           https://datatracker.ietf.org/doc/draft-shen-sm2-ecdsa/
                                                   >> 330           http://www.oscca.gov.cn/sca/xxgk/2010-12/17/content_1002386.shtml
                                                   >> 331           http://www.gmbz.org.cn/main/bzlb.html
                                                   >> 332 
316 config CRYPTO_CURVE25519                          333 config CRYPTO_CURVE25519
317         tristate "Curve25519"                     334         tristate "Curve25519"
318         select CRYPTO_KPP                         335         select CRYPTO_KPP
319         select CRYPTO_LIB_CURVE25519_GENERIC      336         select CRYPTO_LIB_CURVE25519_GENERIC
320         help                                      337         help
321           Curve25519 elliptic curve (RFC7748)     338           Curve25519 elliptic curve (RFC7748)
322                                                   339 
323 endmenu                                           340 endmenu
324                                                   341 
325 menu "Block ciphers"                              342 menu "Block ciphers"
326                                                   343 
327 config CRYPTO_AES                                 344 config CRYPTO_AES
328         tristate "AES (Advanced Encryption Sta    345         tristate "AES (Advanced Encryption Standard)"
329         select CRYPTO_ALGAPI                      346         select CRYPTO_ALGAPI
330         select CRYPTO_LIB_AES                     347         select CRYPTO_LIB_AES
331         help                                      348         help
332           AES cipher algorithms (Rijndael)(FIP    349           AES cipher algorithms (Rijndael)(FIPS-197, ISO/IEC 18033-3)
333                                                   350 
334           Rijndael appears to be consistently     351           Rijndael appears to be consistently a very good performer in
335           both hardware and software across a     352           both hardware and software across a wide range of computing
336           environments regardless of its use i    353           environments regardless of its use in feedback or non-feedback
337           modes. Its key setup time is excelle    354           modes. Its key setup time is excellent, and its key agility is
338           good. Rijndael's very low memory req    355           good. Rijndael's very low memory requirements make it very well
339           suited for restricted-space environm    356           suited for restricted-space environments, in which it also
340           demonstrates excellent performance.     357           demonstrates excellent performance. Rijndael's operations are
341           among the easiest to defend against     358           among the easiest to defend against power and timing attacks.
342                                                   359 
343           The AES specifies three key sizes: 1    360           The AES specifies three key sizes: 128, 192 and 256 bits
344                                                   361 
345 config CRYPTO_AES_TI                              362 config CRYPTO_AES_TI
346         tristate "AES (Advanced Encryption Sta    363         tristate "AES (Advanced Encryption Standard) (fixed time)"
347         select CRYPTO_ALGAPI                      364         select CRYPTO_ALGAPI
348         select CRYPTO_LIB_AES                     365         select CRYPTO_LIB_AES
349         help                                      366         help
350           AES cipher algorithms (Rijndael)(FIP    367           AES cipher algorithms (Rijndael)(FIPS-197, ISO/IEC 18033-3)
351                                                   368 
352           This is a generic implementation of     369           This is a generic implementation of AES that attempts to eliminate
353           data dependent latencies as much as     370           data dependent latencies as much as possible without affecting
354           performance too much. It is intended    371           performance too much. It is intended for use by the generic CCM
355           and GCM drivers, and other CTR or CM    372           and GCM drivers, and other CTR or CMAC/XCBC based modes that rely
356           solely on encryption (although decry    373           solely on encryption (although decryption is supported as well, but
357           with a more dramatic performance hit    374           with a more dramatic performance hit)
358                                                   375 
359           Instead of using 16 lookup tables of    376           Instead of using 16 lookup tables of 1 KB each, (8 for encryption and
360           8 for decryption), this implementati    377           8 for decryption), this implementation only uses just two S-boxes of
361           256 bytes each, and attempts to elim    378           256 bytes each, and attempts to eliminate data dependent latencies by
362           prefetching the entire table into th    379           prefetching the entire table into the cache at the start of each
363           block. Interrupts are also disabled     380           block. Interrupts are also disabled to avoid races where cachelines
364           are evicted when the CPU is interrup    381           are evicted when the CPU is interrupted to do something else.
365                                                   382 
366 config CRYPTO_ANUBIS                              383 config CRYPTO_ANUBIS
367         tristate "Anubis"                         384         tristate "Anubis"
368         depends on CRYPTO_USER_API_ENABLE_OBSO    385         depends on CRYPTO_USER_API_ENABLE_OBSOLETE
369         select CRYPTO_ALGAPI                      386         select CRYPTO_ALGAPI
370         help                                      387         help
371           Anubis cipher algorithm                 388           Anubis cipher algorithm
372                                                   389 
373           Anubis is a variable key length ciph    390           Anubis is a variable key length cipher which can use keys from
374           128 bits to 320 bits in length.  It     391           128 bits to 320 bits in length.  It was evaluated as a entrant
375           in the NESSIE competition.              392           in the NESSIE competition.
376                                                   393 
377           See https://web.archive.org/web/2016    394           See https://web.archive.org/web/20160606112246/http://www.larc.usp.br/~pbarreto/AnubisPage.html
378           for further information.                395           for further information.
379                                                   396 
380 config CRYPTO_ARIA                                397 config CRYPTO_ARIA
381         tristate "ARIA"                           398         tristate "ARIA"
382         select CRYPTO_ALGAPI                      399         select CRYPTO_ALGAPI
383         help                                      400         help
384           ARIA cipher algorithm (RFC5794)         401           ARIA cipher algorithm (RFC5794)
385                                                   402 
386           ARIA is a standard encryption algori    403           ARIA is a standard encryption algorithm of the Republic of Korea.
387           The ARIA specifies three key sizes a    404           The ARIA specifies three key sizes and rounds.
388           128-bit: 12 rounds.                     405           128-bit: 12 rounds.
389           192-bit: 14 rounds.                     406           192-bit: 14 rounds.
390           256-bit: 16 rounds.                     407           256-bit: 16 rounds.
391                                                   408 
392           See:                                    409           See:
393           https://seed.kisa.or.kr/kisa/algorit    410           https://seed.kisa.or.kr/kisa/algorithm/EgovAriaInfo.do
394                                                   411 
395 config CRYPTO_BLOWFISH                            412 config CRYPTO_BLOWFISH
396         tristate "Blowfish"                       413         tristate "Blowfish"
397         select CRYPTO_ALGAPI                      414         select CRYPTO_ALGAPI
398         select CRYPTO_BLOWFISH_COMMON             415         select CRYPTO_BLOWFISH_COMMON
399         help                                      416         help
400           Blowfish cipher algorithm, by Bruce     417           Blowfish cipher algorithm, by Bruce Schneier
401                                                   418 
402           This is a variable key length cipher    419           This is a variable key length cipher which can use keys from 32
403           bits to 448 bits in length.  It's fa    420           bits to 448 bits in length.  It's fast, simple and specifically
404           designed for use on "large microproc    421           designed for use on "large microprocessors".
405                                                   422 
406           See https://www.schneier.com/blowfis    423           See https://www.schneier.com/blowfish.html for further information.
407                                                   424 
408 config CRYPTO_BLOWFISH_COMMON                     425 config CRYPTO_BLOWFISH_COMMON
409         tristate                                  426         tristate
410         help                                      427         help
411           Common parts of the Blowfish cipher     428           Common parts of the Blowfish cipher algorithm shared by the
412           generic c and the assembler implemen    429           generic c and the assembler implementations.
413                                                   430 
414 config CRYPTO_CAMELLIA                            431 config CRYPTO_CAMELLIA
415         tristate "Camellia"                       432         tristate "Camellia"
416         select CRYPTO_ALGAPI                      433         select CRYPTO_ALGAPI
417         help                                      434         help
418           Camellia cipher algorithms (ISO/IEC     435           Camellia cipher algorithms (ISO/IEC 18033-3)
419                                                   436 
420           Camellia is a symmetric key block ci    437           Camellia is a symmetric key block cipher developed jointly
421           at NTT and Mitsubishi Electric Corpo    438           at NTT and Mitsubishi Electric Corporation.
422                                                   439 
423           The Camellia specifies three key siz    440           The Camellia specifies three key sizes: 128, 192 and 256 bits.
424                                                   441 
425           See https://info.isl.ntt.co.jp/crypt    442           See https://info.isl.ntt.co.jp/crypt/eng/camellia/ for further information.
426                                                   443 
427 config CRYPTO_CAST_COMMON                         444 config CRYPTO_CAST_COMMON
428         tristate                                  445         tristate
429         help                                      446         help
430           Common parts of the CAST cipher algo    447           Common parts of the CAST cipher algorithms shared by the
431           generic c and the assembler implemen    448           generic c and the assembler implementations.
432                                                   449 
433 config CRYPTO_CAST5                               450 config CRYPTO_CAST5
434         tristate "CAST5 (CAST-128)"               451         tristate "CAST5 (CAST-128)"
435         select CRYPTO_ALGAPI                      452         select CRYPTO_ALGAPI
436         select CRYPTO_CAST_COMMON                 453         select CRYPTO_CAST_COMMON
437         help                                      454         help
438           CAST5 (CAST-128) cipher algorithm (R    455           CAST5 (CAST-128) cipher algorithm (RFC2144, ISO/IEC 18033-3)
439                                                   456 
440 config CRYPTO_CAST6                               457 config CRYPTO_CAST6
441         tristate "CAST6 (CAST-256)"               458         tristate "CAST6 (CAST-256)"
442         select CRYPTO_ALGAPI                      459         select CRYPTO_ALGAPI
443         select CRYPTO_CAST_COMMON                 460         select CRYPTO_CAST_COMMON
444         help                                      461         help
445           CAST6 (CAST-256) encryption algorith    462           CAST6 (CAST-256) encryption algorithm (RFC2612)
446                                                   463 
447 config CRYPTO_DES                                 464 config CRYPTO_DES
448         tristate "DES and Triple DES EDE"         465         tristate "DES and Triple DES EDE"
449         select CRYPTO_ALGAPI                      466         select CRYPTO_ALGAPI
450         select CRYPTO_LIB_DES                     467         select CRYPTO_LIB_DES
451         help                                      468         help
452           DES (Data Encryption Standard)(FIPS     469           DES (Data Encryption Standard)(FIPS 46-2, ISO/IEC 18033-3) and
453           Triple DES EDE (Encrypt/Decrypt/Encr    470           Triple DES EDE (Encrypt/Decrypt/Encrypt) (FIPS 46-3, ISO/IEC 18033-3)
454           cipher algorithms                       471           cipher algorithms
455                                                   472 
456 config CRYPTO_FCRYPT                              473 config CRYPTO_FCRYPT
457         tristate "FCrypt"                         474         tristate "FCrypt"
458         select CRYPTO_ALGAPI                      475         select CRYPTO_ALGAPI
459         select CRYPTO_SKCIPHER                    476         select CRYPTO_SKCIPHER
460         help                                      477         help
461           FCrypt algorithm used by RxRPC          478           FCrypt algorithm used by RxRPC
462                                                   479 
463           See https://ota.polyonymo.us/fcrypt-    480           See https://ota.polyonymo.us/fcrypt-paper.txt
464                                                   481 
465 config CRYPTO_KHAZAD                              482 config CRYPTO_KHAZAD
466         tristate "Khazad"                         483         tristate "Khazad"
467         depends on CRYPTO_USER_API_ENABLE_OBSO    484         depends on CRYPTO_USER_API_ENABLE_OBSOLETE
468         select CRYPTO_ALGAPI                      485         select CRYPTO_ALGAPI
469         help                                      486         help
470           Khazad cipher algorithm                 487           Khazad cipher algorithm
471                                                   488 
472           Khazad was a finalist in the initial    489           Khazad was a finalist in the initial NESSIE competition.  It is
473           an algorithm optimized for 64-bit pr    490           an algorithm optimized for 64-bit processors with good performance
474           on 32-bit processors.  Khazad uses a    491           on 32-bit processors.  Khazad uses an 128 bit key size.
475                                                   492 
476           See https://web.archive.org/web/2017    493           See https://web.archive.org/web/20171011071731/http://www.larc.usp.br/~pbarreto/KhazadPage.html
477           for further information.                494           for further information.
478                                                   495 
479 config CRYPTO_SEED                                496 config CRYPTO_SEED
480         tristate "SEED"                           497         tristate "SEED"
481         depends on CRYPTO_USER_API_ENABLE_OBSO    498         depends on CRYPTO_USER_API_ENABLE_OBSOLETE
482         select CRYPTO_ALGAPI                      499         select CRYPTO_ALGAPI
483         help                                      500         help
484           SEED cipher algorithm (RFC4269, ISO/    501           SEED cipher algorithm (RFC4269, ISO/IEC 18033-3)
485                                                   502 
486           SEED is a 128-bit symmetric key bloc    503           SEED is a 128-bit symmetric key block cipher that has been
487           developed by KISA (Korea Information    504           developed by KISA (Korea Information Security Agency) as a
488           national standard encryption algorit    505           national standard encryption algorithm of the Republic of Korea.
489           It is a 16 round block cipher with t    506           It is a 16 round block cipher with the key size of 128 bit.
490                                                   507 
491           See https://seed.kisa.or.kr/kisa/alg    508           See https://seed.kisa.or.kr/kisa/algorithm/EgovSeedInfo.do
492           for further information.                509           for further information.
493                                                   510 
494 config CRYPTO_SERPENT                             511 config CRYPTO_SERPENT
495         tristate "Serpent"                        512         tristate "Serpent"
496         select CRYPTO_ALGAPI                      513         select CRYPTO_ALGAPI
497         help                                      514         help
498           Serpent cipher algorithm, by Anderso    515           Serpent cipher algorithm, by Anderson, Biham & Knudsen
499                                                   516 
500           Keys are allowed to be from 0 to 256    517           Keys are allowed to be from 0 to 256 bits in length, in steps
501           of 8 bits.                              518           of 8 bits.
502                                                   519 
503           See https://www.cl.cam.ac.uk/~rja14/    520           See https://www.cl.cam.ac.uk/~rja14/serpent.html for further information.
504                                                   521 
505 config CRYPTO_SM4                                 522 config CRYPTO_SM4
506         tristate                                  523         tristate
507                                                   524 
508 config CRYPTO_SM4_GENERIC                         525 config CRYPTO_SM4_GENERIC
509         tristate "SM4 (ShangMi 4)"                526         tristate "SM4 (ShangMi 4)"
510         select CRYPTO_ALGAPI                      527         select CRYPTO_ALGAPI
511         select CRYPTO_SM4                         528         select CRYPTO_SM4
512         help                                      529         help
513           SM4 cipher algorithms (OSCCA GB/T 32    530           SM4 cipher algorithms (OSCCA GB/T 32907-2016,
514           ISO/IEC 18033-3:2010/Amd 1:2021)        531           ISO/IEC 18033-3:2010/Amd 1:2021)
515                                                   532 
516           SM4 (GBT.32907-2016) is a cryptograp    533           SM4 (GBT.32907-2016) is a cryptographic standard issued by the
517           Organization of State Commercial Adm    534           Organization of State Commercial Administration of China (OSCCA)
518           as an authorized cryptographic algor    535           as an authorized cryptographic algorithms for the use within China.
519                                                   536 
520           SMS4 was originally created for use     537           SMS4 was originally created for use in protecting wireless
521           networks, and is mandated in the Chi    538           networks, and is mandated in the Chinese National Standard for
522           Wireless LAN WAPI (Wired Authenticat    539           Wireless LAN WAPI (Wired Authentication and Privacy Infrastructure)
523           (GB.15629.11-2003).                     540           (GB.15629.11-2003).
524                                                   541 
525           The latest SM4 standard (GBT.32907-2    542           The latest SM4 standard (GBT.32907-2016) was proposed by OSCCA and
526           standardized through TC 260 of the S    543           standardized through TC 260 of the Standardization Administration
527           of the People's Republic of China (S    544           of the People's Republic of China (SAC).
528                                                   545 
529           The input, output, and key of SMS4 a    546           The input, output, and key of SMS4 are each 128 bits.
530                                                   547 
531           See https://eprint.iacr.org/2008/329    548           See https://eprint.iacr.org/2008/329.pdf for further information.
532                                                   549 
533           If unsure, say N.                       550           If unsure, say N.
534                                                   551 
535 config CRYPTO_TEA                                 552 config CRYPTO_TEA
536         tristate "TEA, XTEA and XETA"             553         tristate "TEA, XTEA and XETA"
537         depends on CRYPTO_USER_API_ENABLE_OBSO    554         depends on CRYPTO_USER_API_ENABLE_OBSOLETE
538         select CRYPTO_ALGAPI                      555         select CRYPTO_ALGAPI
539         help                                      556         help
540           TEA (Tiny Encryption Algorithm) ciph    557           TEA (Tiny Encryption Algorithm) cipher algorithms
541                                                   558 
542           Tiny Encryption Algorithm is a simpl    559           Tiny Encryption Algorithm is a simple cipher that uses
543           many rounds for security.  It is ver    560           many rounds for security.  It is very fast and uses
544           little memory.                          561           little memory.
545                                                   562 
546           Xtendend Tiny Encryption Algorithm i    563           Xtendend Tiny Encryption Algorithm is a modification to
547           the TEA algorithm to address a poten    564           the TEA algorithm to address a potential key weakness
548           in the TEA algorithm.                   565           in the TEA algorithm.
549                                                   566 
550           Xtendend Encryption Tiny Algorithm i    567           Xtendend Encryption Tiny Algorithm is a mis-implementation
551           of the XTEA algorithm for compatibil    568           of the XTEA algorithm for compatibility purposes.
552                                                   569 
553 config CRYPTO_TWOFISH                             570 config CRYPTO_TWOFISH
554         tristate "Twofish"                        571         tristate "Twofish"
555         select CRYPTO_ALGAPI                      572         select CRYPTO_ALGAPI
556         select CRYPTO_TWOFISH_COMMON              573         select CRYPTO_TWOFISH_COMMON
557         help                                      574         help
558           Twofish cipher algorithm                575           Twofish cipher algorithm
559                                                   576 
560           Twofish was submitted as an AES (Adv    577           Twofish was submitted as an AES (Advanced Encryption Standard)
561           candidate cipher by researchers at C    578           candidate cipher by researchers at CounterPane Systems.  It is a
562           16 round block cipher supporting key    579           16 round block cipher supporting key sizes of 128, 192, and 256
563           bits.                                   580           bits.
564                                                   581 
565           See https://www.schneier.com/twofish    582           See https://www.schneier.com/twofish.html for further information.
566                                                   583 
567 config CRYPTO_TWOFISH_COMMON                      584 config CRYPTO_TWOFISH_COMMON
568         tristate                                  585         tristate
569         help                                      586         help
570           Common parts of the Twofish cipher a    587           Common parts of the Twofish cipher algorithm shared by the
571           generic c and the assembler implemen    588           generic c and the assembler implementations.
572                                                   589 
573 endmenu                                           590 endmenu
574                                                   591 
575 menu "Length-preserving ciphers and modes"        592 menu "Length-preserving ciphers and modes"
576                                                   593 
577 config CRYPTO_ADIANTUM                            594 config CRYPTO_ADIANTUM
578         tristate "Adiantum"                       595         tristate "Adiantum"
579         select CRYPTO_CHACHA20                    596         select CRYPTO_CHACHA20
580         select CRYPTO_LIB_POLY1305_GENERIC        597         select CRYPTO_LIB_POLY1305_GENERIC
581         select CRYPTO_NHPOLY1305                  598         select CRYPTO_NHPOLY1305
582         select CRYPTO_MANAGER                     599         select CRYPTO_MANAGER
583         help                                      600         help
584           Adiantum tweakable, length-preservin    601           Adiantum tweakable, length-preserving encryption mode
585                                                   602 
586           Designed for fast and secure disk en    603           Designed for fast and secure disk encryption, especially on
587           CPUs without dedicated crypto instru    604           CPUs without dedicated crypto instructions.  It encrypts
588           each sector using the XChaCha12 stre    605           each sector using the XChaCha12 stream cipher, two passes of
589           an ε-almost-∆-universal hash func    606           an ε-almost-∆-universal hash function, and an invocation of
590           the AES-256 block cipher on a single    607           the AES-256 block cipher on a single 16-byte block.  On CPUs
591           without AES instructions, Adiantum i    608           without AES instructions, Adiantum is much faster than
592           AES-XTS.                                609           AES-XTS.
593                                                   610 
594           Adiantum's security is provably redu    611           Adiantum's security is provably reducible to that of its
595           underlying stream and block ciphers,    612           underlying stream and block ciphers, subject to a security
596           bound.  Unlike XTS, Adiantum is a tr    613           bound.  Unlike XTS, Adiantum is a true wide-block encryption
597           mode, so it actually provides an eve    614           mode, so it actually provides an even stronger notion of
598           security than XTS, subject to the se    615           security than XTS, subject to the security bound.
599                                                   616 
600           If unsure, say N.                       617           If unsure, say N.
601                                                   618 
602 config CRYPTO_ARC4                                619 config CRYPTO_ARC4
603         tristate "ARC4 (Alleged Rivest Cipher     620         tristate "ARC4 (Alleged Rivest Cipher 4)"
604         depends on CRYPTO_USER_API_ENABLE_OBSO    621         depends on CRYPTO_USER_API_ENABLE_OBSOLETE
605         select CRYPTO_SKCIPHER                    622         select CRYPTO_SKCIPHER
606         select CRYPTO_LIB_ARC4                    623         select CRYPTO_LIB_ARC4
607         help                                      624         help
608           ARC4 cipher algorithm                   625           ARC4 cipher algorithm
609                                                   626 
610           ARC4 is a stream cipher using keys r    627           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
611           bits in length.  This algorithm is r    628           bits in length.  This algorithm is required for driver-based
612           WEP, but it should not be for other     629           WEP, but it should not be for other purposes because of the
613           weakness of the algorithm.              630           weakness of the algorithm.
614                                                   631 
615 config CRYPTO_CHACHA20                            632 config CRYPTO_CHACHA20
616         tristate "ChaCha"                         633         tristate "ChaCha"
617         select CRYPTO_LIB_CHACHA_GENERIC          634         select CRYPTO_LIB_CHACHA_GENERIC
618         select CRYPTO_SKCIPHER                    635         select CRYPTO_SKCIPHER
619         help                                      636         help
620           The ChaCha20, XChaCha20, and XChaCha    637           The ChaCha20, XChaCha20, and XChaCha12 stream cipher algorithms
621                                                   638 
622           ChaCha20 is a 256-bit high-speed str    639           ChaCha20 is a 256-bit high-speed stream cipher designed by Daniel J.
623           Bernstein and further specified in R    640           Bernstein and further specified in RFC7539 for use in IETF protocols.
624           This is the portable C implementatio    641           This is the portable C implementation of ChaCha20.  See
625           https://cr.yp.to/chacha/chacha-20080    642           https://cr.yp.to/chacha/chacha-20080128.pdf for further information.
626                                                   643 
627           XChaCha20 is the application of the     644           XChaCha20 is the application of the XSalsa20 construction to ChaCha20
628           rather than to Salsa20.  XChaCha20 e    645           rather than to Salsa20.  XChaCha20 extends ChaCha20's nonce length
629           from 64 bits (or 96 bits using the R    646           from 64 bits (or 96 bits using the RFC7539 convention) to 192 bits,
630           while provably retaining ChaCha20's     647           while provably retaining ChaCha20's security.  See
631           https://cr.yp.to/snuffle/xsalsa-2008    648           https://cr.yp.to/snuffle/xsalsa-20081128.pdf for further information.
632                                                   649 
633           XChaCha12 is XChaCha20 reduced to 12    650           XChaCha12 is XChaCha20 reduced to 12 rounds, with correspondingly
634           reduced security margin but increase    651           reduced security margin but increased performance.  It can be needed
635           in some performance-sensitive scenar    652           in some performance-sensitive scenarios.
636                                                   653 
637 config CRYPTO_CBC                                 654 config CRYPTO_CBC
638         tristate "CBC (Cipher Block Chaining)"    655         tristate "CBC (Cipher Block Chaining)"
639         select CRYPTO_SKCIPHER                    656         select CRYPTO_SKCIPHER
640         select CRYPTO_MANAGER                     657         select CRYPTO_MANAGER
641         help                                      658         help
642           CBC (Cipher Block Chaining) mode (NI    659           CBC (Cipher Block Chaining) mode (NIST SP800-38A)
643                                                   660 
644           This block cipher mode is required f    661           This block cipher mode is required for IPSec ESP (XFRM_ESP).
645                                                   662 
                                                   >> 663 config CRYPTO_CFB
                                                   >> 664         tristate "CFB (Cipher Feedback)"
                                                   >> 665         select CRYPTO_SKCIPHER
                                                   >> 666         select CRYPTO_MANAGER
                                                   >> 667         help
                                                   >> 668           CFB (Cipher Feedback) mode (NIST SP800-38A)
                                                   >> 669 
                                                   >> 670           This block cipher mode is required for TPM2 Cryptography.
                                                   >> 671 
646 config CRYPTO_CTR                                 672 config CRYPTO_CTR
647         tristate "CTR (Counter)"                  673         tristate "CTR (Counter)"
648         select CRYPTO_SKCIPHER                    674         select CRYPTO_SKCIPHER
649         select CRYPTO_MANAGER                     675         select CRYPTO_MANAGER
650         help                                      676         help
651           CTR (Counter) mode (NIST SP800-38A)     677           CTR (Counter) mode (NIST SP800-38A)
652                                                   678 
653 config CRYPTO_CTS                                 679 config CRYPTO_CTS
654         tristate "CTS (Cipher Text Stealing)"     680         tristate "CTS (Cipher Text Stealing)"
655         select CRYPTO_SKCIPHER                    681         select CRYPTO_SKCIPHER
656         select CRYPTO_MANAGER                     682         select CRYPTO_MANAGER
657         help                                      683         help
658           CBC-CS3 variant of CTS (Cipher Text     684           CBC-CS3 variant of CTS (Cipher Text Stealing) (NIST
659           Addendum to SP800-38A (October 2010)    685           Addendum to SP800-38A (October 2010))
660                                                   686 
661           This mode is required for Kerberos g    687           This mode is required for Kerberos gss mechanism support
662           for AES encryption.                     688           for AES encryption.
663                                                   689 
664 config CRYPTO_ECB                                 690 config CRYPTO_ECB
665         tristate "ECB (Electronic Codebook)"      691         tristate "ECB (Electronic Codebook)"
666         select CRYPTO_SKCIPHER2                !! 692         select CRYPTO_SKCIPHER
667         select CRYPTO_MANAGER                     693         select CRYPTO_MANAGER
668         help                                      694         help
669           ECB (Electronic Codebook) mode (NIST    695           ECB (Electronic Codebook) mode (NIST SP800-38A)
670                                                   696 
671 config CRYPTO_HCTR2                               697 config CRYPTO_HCTR2
672         tristate "HCTR2"                          698         tristate "HCTR2"
673         select CRYPTO_XCTR                        699         select CRYPTO_XCTR
674         select CRYPTO_POLYVAL                     700         select CRYPTO_POLYVAL
675         select CRYPTO_MANAGER                     701         select CRYPTO_MANAGER
676         help                                      702         help
677           HCTR2 length-preserving encryption m    703           HCTR2 length-preserving encryption mode
678                                                   704 
679           A mode for storage encryption that i    705           A mode for storage encryption that is efficient on processors with
680           instructions to accelerate AES and c    706           instructions to accelerate AES and carryless multiplication, e.g.
681           x86 processors with AES-NI and CLMUL    707           x86 processors with AES-NI and CLMUL, and ARM processors with the
682           ARMv8 crypto extensions.                708           ARMv8 crypto extensions.
683                                                   709 
684           See https://eprint.iacr.org/2021/144    710           See https://eprint.iacr.org/2021/1441
685                                                   711 
686 config CRYPTO_KEYWRAP                             712 config CRYPTO_KEYWRAP
687         tristate "KW (AES Key Wrap)"              713         tristate "KW (AES Key Wrap)"
688         select CRYPTO_SKCIPHER                    714         select CRYPTO_SKCIPHER
689         select CRYPTO_MANAGER                     715         select CRYPTO_MANAGER
690         help                                      716         help
691           KW (AES Key Wrap) authenticated encr    717           KW (AES Key Wrap) authenticated encryption mode (NIST SP800-38F
692           and RFC3394) without padding.           718           and RFC3394) without padding.
693                                                   719 
694 config CRYPTO_LRW                                 720 config CRYPTO_LRW
695         tristate "LRW (Liskov Rivest Wagner)"     721         tristate "LRW (Liskov Rivest Wagner)"
696         select CRYPTO_LIB_GF128MUL                722         select CRYPTO_LIB_GF128MUL
697         select CRYPTO_SKCIPHER                    723         select CRYPTO_SKCIPHER
698         select CRYPTO_MANAGER                     724         select CRYPTO_MANAGER
699         select CRYPTO_ECB                         725         select CRYPTO_ECB
700         help                                      726         help
701           LRW (Liskov Rivest Wagner) mode         727           LRW (Liskov Rivest Wagner) mode
702                                                   728 
703           A tweakable, non malleable, non mova    729           A tweakable, non malleable, non movable
704           narrow block cipher mode for dm-cryp    730           narrow block cipher mode for dm-crypt.  Use it with cipher
705           specification string aes-lrw-benbi,     731           specification string aes-lrw-benbi, the key must be 256, 320 or 384.
706           The first 128, 192 or 256 bits in th    732           The first 128, 192 or 256 bits in the key are used for AES and the
707           rest is used to tie each cipher bloc    733           rest is used to tie each cipher block to its logical position.
708                                                   734 
709           See https://people.csail.mit.edu/riv    735           See https://people.csail.mit.edu/rivest/pubs/LRW02.pdf
710                                                   736 
                                                   >> 737 config CRYPTO_OFB
                                                   >> 738         tristate "OFB (Output Feedback)"
                                                   >> 739         select CRYPTO_SKCIPHER
                                                   >> 740         select CRYPTO_MANAGER
                                                   >> 741         help
                                                   >> 742           OFB (Output Feedback) mode (NIST SP800-38A)
                                                   >> 743 
                                                   >> 744           This mode makes a block cipher into a synchronous
                                                   >> 745           stream cipher. It generates keystream blocks, which are then XORed
                                                   >> 746           with the plaintext blocks to get the ciphertext. Flipping a bit in the
                                                   >> 747           ciphertext produces a flipped bit in the plaintext at the same
                                                   >> 748           location. This property allows many error correcting codes to function
                                                   >> 749           normally even when applied before encryption.
                                                   >> 750 
711 config CRYPTO_PCBC                                751 config CRYPTO_PCBC
712         tristate "PCBC (Propagating Cipher Blo    752         tristate "PCBC (Propagating Cipher Block Chaining)"
713         select CRYPTO_SKCIPHER                    753         select CRYPTO_SKCIPHER
714         select CRYPTO_MANAGER                     754         select CRYPTO_MANAGER
715         help                                      755         help
716           PCBC (Propagating Cipher Block Chain    756           PCBC (Propagating Cipher Block Chaining) mode
717                                                   757 
718           This block cipher mode is required f    758           This block cipher mode is required for RxRPC.
719                                                   759 
720 config CRYPTO_XCTR                                760 config CRYPTO_XCTR
721         tristate                                  761         tristate
722         select CRYPTO_SKCIPHER                    762         select CRYPTO_SKCIPHER
723         select CRYPTO_MANAGER                     763         select CRYPTO_MANAGER
724         help                                      764         help
725           XCTR (XOR Counter) mode for HCTR2       765           XCTR (XOR Counter) mode for HCTR2
726                                                   766 
727           This blockcipher mode is a variant o    767           This blockcipher mode is a variant of CTR mode using XORs and little-endian
728           addition rather than big-endian arit    768           addition rather than big-endian arithmetic.
729                                                   769 
730           XCTR mode is used to implement HCTR2    770           XCTR mode is used to implement HCTR2.
731                                                   771 
732 config CRYPTO_XTS                                 772 config CRYPTO_XTS
733         tristate "XTS (XOR Encrypt XOR with ci    773         tristate "XTS (XOR Encrypt XOR with ciphertext stealing)"
734         select CRYPTO_SKCIPHER                    774         select CRYPTO_SKCIPHER
735         select CRYPTO_MANAGER                     775         select CRYPTO_MANAGER
736         select CRYPTO_ECB                         776         select CRYPTO_ECB
737         help                                      777         help
738           XTS (XOR Encrypt XOR with ciphertext    778           XTS (XOR Encrypt XOR with ciphertext stealing) mode (NIST SP800-38E
739           and IEEE 1619)                          779           and IEEE 1619)
740                                                   780 
741           Use with aes-xts-plain, key size 256    781           Use with aes-xts-plain, key size 256, 384 or 512 bits. This
742           implementation currently can't handl    782           implementation currently can't handle a sectorsize which is not a
743           multiple of 16 bytes.                   783           multiple of 16 bytes.
744                                                   784 
745 config CRYPTO_NHPOLY1305                          785 config CRYPTO_NHPOLY1305
746         tristate                                  786         tristate
747         select CRYPTO_HASH                        787         select CRYPTO_HASH
748         select CRYPTO_LIB_POLY1305_GENERIC        788         select CRYPTO_LIB_POLY1305_GENERIC
749                                                   789 
750 endmenu                                           790 endmenu
751                                                   791 
752 menu "AEAD (authenticated encryption with asso    792 menu "AEAD (authenticated encryption with associated data) ciphers"
753                                                   793 
754 config CRYPTO_AEGIS128                            794 config CRYPTO_AEGIS128
755         tristate "AEGIS-128"                      795         tristate "AEGIS-128"
756         select CRYPTO_AEAD                        796         select CRYPTO_AEAD
757         select CRYPTO_AES  # for AES S-box tab    797         select CRYPTO_AES  # for AES S-box tables
758         help                                      798         help
759           AEGIS-128 AEAD algorithm                799           AEGIS-128 AEAD algorithm
760                                                   800 
761 config CRYPTO_AEGIS128_SIMD                       801 config CRYPTO_AEGIS128_SIMD
762         bool "AEGIS-128 (arm NEON, arm64 NEON)    802         bool "AEGIS-128 (arm NEON, arm64 NEON)"
763         depends on CRYPTO_AEGIS128 && ((ARM ||    803         depends on CRYPTO_AEGIS128 && ((ARM || ARM64) && KERNEL_MODE_NEON)
764         default y                                 804         default y
765         help                                      805         help
766           AEGIS-128 AEAD algorithm                806           AEGIS-128 AEAD algorithm
767                                                   807 
768           Architecture: arm or arm64 using:       808           Architecture: arm or arm64 using:
769           - NEON (Advanced SIMD) extension        809           - NEON (Advanced SIMD) extension
770                                                   810 
771 config CRYPTO_CHACHA20POLY1305                    811 config CRYPTO_CHACHA20POLY1305
772         tristate "ChaCha20-Poly1305"              812         tristate "ChaCha20-Poly1305"
773         select CRYPTO_CHACHA20                    813         select CRYPTO_CHACHA20
774         select CRYPTO_POLY1305                    814         select CRYPTO_POLY1305
775         select CRYPTO_AEAD                        815         select CRYPTO_AEAD
776         select CRYPTO_MANAGER                     816         select CRYPTO_MANAGER
777         help                                      817         help
778           ChaCha20 stream cipher and Poly1305     818           ChaCha20 stream cipher and Poly1305 authenticator combined
779           mode (RFC8439)                          819           mode (RFC8439)
780                                                   820 
781 config CRYPTO_CCM                                 821 config CRYPTO_CCM
782         tristate "CCM (Counter with Cipher Blo    822         tristate "CCM (Counter with Cipher Block Chaining-MAC)"
783         select CRYPTO_CTR                         823         select CRYPTO_CTR
784         select CRYPTO_HASH                        824         select CRYPTO_HASH
785         select CRYPTO_AEAD                        825         select CRYPTO_AEAD
786         select CRYPTO_MANAGER                     826         select CRYPTO_MANAGER
787         help                                      827         help
788           CCM (Counter with Cipher Block Chain    828           CCM (Counter with Cipher Block Chaining-Message Authentication Code)
789           authenticated encryption mode (NIST     829           authenticated encryption mode (NIST SP800-38C)
790                                                   830 
791 config CRYPTO_GCM                                 831 config CRYPTO_GCM
792         tristate "GCM (Galois/Counter Mode) an    832         tristate "GCM (Galois/Counter Mode) and GMAC (GCM MAC)"
793         select CRYPTO_CTR                         833         select CRYPTO_CTR
794         select CRYPTO_AEAD                        834         select CRYPTO_AEAD
795         select CRYPTO_GHASH                       835         select CRYPTO_GHASH
796         select CRYPTO_NULL                        836         select CRYPTO_NULL
797         select CRYPTO_MANAGER                     837         select CRYPTO_MANAGER
798         help                                      838         help
799           GCM (Galois/Counter Mode) authentica    839           GCM (Galois/Counter Mode) authenticated encryption mode and GMAC
800           (GCM Message Authentication Code) (N    840           (GCM Message Authentication Code) (NIST SP800-38D)
801                                                   841 
802           This is required for IPSec ESP (XFRM    842           This is required for IPSec ESP (XFRM_ESP).
803                                                   843 
804 config CRYPTO_GENIV                               844 config CRYPTO_GENIV
805         tristate                                  845         tristate
806         select CRYPTO_AEAD                        846         select CRYPTO_AEAD
807         select CRYPTO_NULL                        847         select CRYPTO_NULL
808         select CRYPTO_MANAGER                     848         select CRYPTO_MANAGER
809         select CRYPTO_RNG_DEFAULT                 849         select CRYPTO_RNG_DEFAULT
810                                                   850 
811 config CRYPTO_SEQIV                               851 config CRYPTO_SEQIV
812         tristate "Sequence Number IV Generator    852         tristate "Sequence Number IV Generator"
813         select CRYPTO_GENIV                       853         select CRYPTO_GENIV
814         help                                      854         help
815           Sequence Number IV generator            855           Sequence Number IV generator
816                                                   856 
817           This IV generator generates an IV ba    857           This IV generator generates an IV based on a sequence number by
818           xoring it with a salt.  This algorit    858           xoring it with a salt.  This algorithm is mainly useful for CTR.
819                                                   859 
820           This is required for IPsec ESP (XFRM    860           This is required for IPsec ESP (XFRM_ESP).
821                                                   861 
822 config CRYPTO_ECHAINIV                            862 config CRYPTO_ECHAINIV
823         tristate "Encrypted Chain IV Generator    863         tristate "Encrypted Chain IV Generator"
824         select CRYPTO_GENIV                       864         select CRYPTO_GENIV
825         help                                      865         help
826           Encrypted Chain IV generator            866           Encrypted Chain IV generator
827                                                   867 
828           This IV generator generates an IV ba    868           This IV generator generates an IV based on the encryption of
829           a sequence number xored with a salt.    869           a sequence number xored with a salt.  This is the default
830           algorithm for CBC.                      870           algorithm for CBC.
831                                                   871 
832 config CRYPTO_ESSIV                               872 config CRYPTO_ESSIV
833         tristate "Encrypted Salt-Sector IV Gen    873         tristate "Encrypted Salt-Sector IV Generator"
834         select CRYPTO_AUTHENC                     874         select CRYPTO_AUTHENC
835         help                                      875         help
836           Encrypted Salt-Sector IV generator      876           Encrypted Salt-Sector IV generator
837                                                   877 
838           This IV generator is used in some ca    878           This IV generator is used in some cases by fscrypt and/or
839           dm-crypt. It uses the hash of the bl    879           dm-crypt. It uses the hash of the block encryption key as the
840           symmetric key for a block encryption    880           symmetric key for a block encryption pass applied to the input
841           IV, making low entropy IV sources mo    881           IV, making low entropy IV sources more suitable for block
842           encryption.                             882           encryption.
843                                                   883 
844           This driver implements a crypto API     884           This driver implements a crypto API template that can be
845           instantiated either as an skcipher o    885           instantiated either as an skcipher or as an AEAD (depending on the
846           type of the first template argument)    886           type of the first template argument), and which defers encryption
847           and decryption requests to the encap    887           and decryption requests to the encapsulated cipher after applying
848           ESSIV to the input IV. Note that in     888           ESSIV to the input IV. Note that in the AEAD case, it is assumed
849           that the keys are presented in the s    889           that the keys are presented in the same format used by the authenc
850           template, and that the IV appears at    890           template, and that the IV appears at the end of the authenticated
851           associated data (AAD) region (which     891           associated data (AAD) region (which is how dm-crypt uses it.)
852                                                   892 
853           Note that the use of ESSIV is not re    893           Note that the use of ESSIV is not recommended for new deployments,
854           and so this only needs to be enabled    894           and so this only needs to be enabled when interoperability with
855           existing encrypted volumes of filesy    895           existing encrypted volumes of filesystems is required, or when
856           building for a particular system tha    896           building for a particular system that requires it (e.g., when
857           the SoC in question has accelerated     897           the SoC in question has accelerated CBC but not XTS, making CBC
858           combined with ESSIV the only feasibl    898           combined with ESSIV the only feasible mode for h/w accelerated
859           block encryption)                       899           block encryption)
860                                                   900 
861 endmenu                                           901 endmenu
862                                                   902 
863 menu "Hashes, digests, and MACs"                  903 menu "Hashes, digests, and MACs"
864                                                   904 
865 config CRYPTO_BLAKE2B                             905 config CRYPTO_BLAKE2B
866         tristate "BLAKE2b"                        906         tristate "BLAKE2b"
867         select CRYPTO_HASH                        907         select CRYPTO_HASH
868         help                                      908         help
869           BLAKE2b cryptographic hash function     909           BLAKE2b cryptographic hash function (RFC 7693)
870                                                   910 
871           BLAKE2b is optimized for 64-bit plat    911           BLAKE2b is optimized for 64-bit platforms and can produce digests
872           of any size between 1 and 64 bytes.     912           of any size between 1 and 64 bytes. The keyed hash is also implemented.
873                                                   913 
874           This module provides the following a    914           This module provides the following algorithms:
875           - blake2b-160                           915           - blake2b-160
876           - blake2b-256                           916           - blake2b-256
877           - blake2b-384                           917           - blake2b-384
878           - blake2b-512                           918           - blake2b-512
879                                                   919 
880           Used by the btrfs filesystem.           920           Used by the btrfs filesystem.
881                                                   921 
882           See https://blake2.net for further i    922           See https://blake2.net for further information.
883                                                   923 
884 config CRYPTO_CMAC                                924 config CRYPTO_CMAC
885         tristate "CMAC (Cipher-based MAC)"        925         tristate "CMAC (Cipher-based MAC)"
886         select CRYPTO_HASH                        926         select CRYPTO_HASH
887         select CRYPTO_MANAGER                     927         select CRYPTO_MANAGER
888         help                                      928         help
889           CMAC (Cipher-based Message Authentic    929           CMAC (Cipher-based Message Authentication Code) authentication
890           mode (NIST SP800-38B and IETF RFC449    930           mode (NIST SP800-38B and IETF RFC4493)
891                                                   931 
892 config CRYPTO_GHASH                               932 config CRYPTO_GHASH
893         tristate "GHASH"                          933         tristate "GHASH"
894         select CRYPTO_HASH                        934         select CRYPTO_HASH
895         select CRYPTO_LIB_GF128MUL                935         select CRYPTO_LIB_GF128MUL
896         help                                      936         help
897           GCM GHASH function (NIST SP800-38D)     937           GCM GHASH function (NIST SP800-38D)
898                                                   938 
899 config CRYPTO_HMAC                                939 config CRYPTO_HMAC
900         tristate "HMAC (Keyed-Hash MAC)"          940         tristate "HMAC (Keyed-Hash MAC)"
901         select CRYPTO_HASH                        941         select CRYPTO_HASH
902         select CRYPTO_MANAGER                     942         select CRYPTO_MANAGER
903         help                                      943         help
904           HMAC (Keyed-Hash Message Authenticat    944           HMAC (Keyed-Hash Message Authentication Code) (FIPS 198 and
905           RFC2104)                                945           RFC2104)
906                                                   946 
907           This is required for IPsec AH (XFRM_    947           This is required for IPsec AH (XFRM_AH) and IPsec ESP (XFRM_ESP).
908                                                   948 
909 config CRYPTO_MD4                                 949 config CRYPTO_MD4
910         tristate "MD4"                            950         tristate "MD4"
911         select CRYPTO_HASH                        951         select CRYPTO_HASH
912         help                                      952         help
913           MD4 message digest algorithm (RFC132    953           MD4 message digest algorithm (RFC1320)
914                                                   954 
915 config CRYPTO_MD5                                 955 config CRYPTO_MD5
916         tristate "MD5"                            956         tristate "MD5"
917         select CRYPTO_HASH                        957         select CRYPTO_HASH
918         help                                      958         help
919           MD5 message digest algorithm (RFC132    959           MD5 message digest algorithm (RFC1321)
920                                                   960 
921 config CRYPTO_MICHAEL_MIC                         961 config CRYPTO_MICHAEL_MIC
922         tristate "Michael MIC"                    962         tristate "Michael MIC"
923         select CRYPTO_HASH                        963         select CRYPTO_HASH
924         help                                      964         help
925           Michael MIC (Message Integrity Code)    965           Michael MIC (Message Integrity Code) (IEEE 802.11i)
926                                                   966 
927           Defined by the IEEE 802.11i TKIP (Te    967           Defined by the IEEE 802.11i TKIP (Temporal Key Integrity Protocol),
928           known as WPA (Wif-Fi Protected Acces    968           known as WPA (Wif-Fi Protected Access).
929                                                   969 
930           This algorithm is required for TKIP,    970           This algorithm is required for TKIP, but it should not be used for
931           other purposes because of the weakne    971           other purposes because of the weakness of the algorithm.
932                                                   972 
933 config CRYPTO_POLYVAL                             973 config CRYPTO_POLYVAL
934         tristate                                  974         tristate
935         select CRYPTO_HASH                        975         select CRYPTO_HASH
936         select CRYPTO_LIB_GF128MUL                976         select CRYPTO_LIB_GF128MUL
937         help                                      977         help
938           POLYVAL hash function for HCTR2         978           POLYVAL hash function for HCTR2
939                                                   979 
940           This is used in HCTR2.  It is not a     980           This is used in HCTR2.  It is not a general-purpose
941           cryptographic hash function.            981           cryptographic hash function.
942                                                   982 
943 config CRYPTO_POLY1305                            983 config CRYPTO_POLY1305
944         tristate "Poly1305"                       984         tristate "Poly1305"
945         select CRYPTO_HASH                        985         select CRYPTO_HASH
946         select CRYPTO_LIB_POLY1305_GENERIC        986         select CRYPTO_LIB_POLY1305_GENERIC
947         help                                      987         help
948           Poly1305 authenticator algorithm (RF    988           Poly1305 authenticator algorithm (RFC7539)
949                                                   989 
950           Poly1305 is an authenticator algorit    990           Poly1305 is an authenticator algorithm designed by Daniel J. Bernstein.
951           It is used for the ChaCha20-Poly1305    991           It is used for the ChaCha20-Poly1305 AEAD, specified in RFC7539 for use
952           in IETF protocols. This is the porta    992           in IETF protocols. This is the portable C implementation of Poly1305.
953                                                   993 
954 config CRYPTO_RMD160                              994 config CRYPTO_RMD160
955         tristate "RIPEMD-160"                     995         tristate "RIPEMD-160"
956         select CRYPTO_HASH                        996         select CRYPTO_HASH
957         help                                      997         help
958           RIPEMD-160 hash function (ISO/IEC 10    998           RIPEMD-160 hash function (ISO/IEC 10118-3)
959                                                   999 
960           RIPEMD-160 is a 160-bit cryptographi    1000           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
961           to be used as a secure replacement f    1001           to be used as a secure replacement for the 128-bit hash functions
962           MD4, MD5 and its predecessor RIPEMD     1002           MD4, MD5 and its predecessor RIPEMD
963           (not to be confused with RIPEMD-128)    1003           (not to be confused with RIPEMD-128).
964                                                   1004 
965           Its speed is comparable to SHA-1 and    1005           Its speed is comparable to SHA-1 and there are no known attacks
966           against RIPEMD-160.                     1006           against RIPEMD-160.
967                                                   1007 
968           Developed by Hans Dobbertin, Antoon     1008           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
969           See https://homes.esat.kuleuven.be/~    1009           See https://homes.esat.kuleuven.be/~bosselae/ripemd160.html
970           for further information.                1010           for further information.
971                                                   1011 
972 config CRYPTO_SHA1                                1012 config CRYPTO_SHA1
973         tristate "SHA-1"                          1013         tristate "SHA-1"
974         select CRYPTO_HASH                        1014         select CRYPTO_HASH
975         select CRYPTO_LIB_SHA1                    1015         select CRYPTO_LIB_SHA1
976         help                                      1016         help
977           SHA-1 secure hash algorithm (FIPS 18    1017           SHA-1 secure hash algorithm (FIPS 180, ISO/IEC 10118-3)
978                                                   1018 
979 config CRYPTO_SHA256                              1019 config CRYPTO_SHA256
980         tristate "SHA-224 and SHA-256"            1020         tristate "SHA-224 and SHA-256"
981         select CRYPTO_HASH                        1021         select CRYPTO_HASH
982         select CRYPTO_LIB_SHA256                  1022         select CRYPTO_LIB_SHA256
983         help                                      1023         help
984           SHA-224 and SHA-256 secure hash algo    1024           SHA-224 and SHA-256 secure hash algorithms (FIPS 180, ISO/IEC 10118-3)
985                                                   1025 
986           This is required for IPsec AH (XFRM_    1026           This is required for IPsec AH (XFRM_AH) and IPsec ESP (XFRM_ESP).
987           Used by the btrfs filesystem, Ceph,     1027           Used by the btrfs filesystem, Ceph, NFS, and SMB.
988                                                   1028 
989 config CRYPTO_SHA512                              1029 config CRYPTO_SHA512
990         tristate "SHA-384 and SHA-512"            1030         tristate "SHA-384 and SHA-512"
991         select CRYPTO_HASH                        1031         select CRYPTO_HASH
992         help                                      1032         help
993           SHA-384 and SHA-512 secure hash algo    1033           SHA-384 and SHA-512 secure hash algorithms (FIPS 180, ISO/IEC 10118-3)
994                                                   1034 
995 config CRYPTO_SHA3                                1035 config CRYPTO_SHA3
996         tristate "SHA-3"                          1036         tristate "SHA-3"
997         select CRYPTO_HASH                        1037         select CRYPTO_HASH
998         help                                      1038         help
999           SHA-3 secure hash algorithms (FIPS 2    1039           SHA-3 secure hash algorithms (FIPS 202, ISO/IEC 10118-3)
1000                                                  1040 
1001 config CRYPTO_SM3                                1041 config CRYPTO_SM3
1002         tristate                                 1042         tristate
1003                                                  1043 
1004 config CRYPTO_SM3_GENERIC                        1044 config CRYPTO_SM3_GENERIC
1005         tristate "SM3 (ShangMi 3)"               1045         tristate "SM3 (ShangMi 3)"
1006         select CRYPTO_HASH                       1046         select CRYPTO_HASH
1007         select CRYPTO_SM3                        1047         select CRYPTO_SM3
1008         help                                     1048         help
1009           SM3 (ShangMi 3) secure hash functio    1049           SM3 (ShangMi 3) secure hash function (OSCCA GM/T 0004-2012, ISO/IEC 10118-3)
1010                                                  1050 
1011           This is part of the Chinese Commerc    1051           This is part of the Chinese Commercial Cryptography suite.
1012                                                  1052 
1013           References:                            1053           References:
1014           http://www.oscca.gov.cn/UpFile/2010    1054           http://www.oscca.gov.cn/UpFile/20101222141857786.pdf
1015           https://datatracker.ietf.org/doc/ht    1055           https://datatracker.ietf.org/doc/html/draft-shen-sm3-hash
1016                                                  1056 
1017 config CRYPTO_STREEBOG                           1057 config CRYPTO_STREEBOG
1018         tristate "Streebog"                      1058         tristate "Streebog"
1019         select CRYPTO_HASH                       1059         select CRYPTO_HASH
1020         help                                     1060         help
1021           Streebog Hash Function (GOST R 34.1    1061           Streebog Hash Function (GOST R 34.11-2012, RFC 6986, ISO/IEC 10118-3)
1022                                                  1062 
1023           This is one of the Russian cryptogr    1063           This is one of the Russian cryptographic standard algorithms (called
1024           GOST algorithms). This setting enab    1064           GOST algorithms). This setting enables two hash algorithms with
1025           256 and 512 bits output.               1065           256 and 512 bits output.
1026                                                  1066 
1027           References:                            1067           References:
1028           https://tc26.ru/upload/iblock/fed/f    1068           https://tc26.ru/upload/iblock/fed/feddbb4d26b685903faa2ba11aea43f6.pdf
1029           https://tools.ietf.org/html/rfc6986    1069           https://tools.ietf.org/html/rfc6986
1030                                                  1070 
1031 config CRYPTO_VMAC                               1071 config CRYPTO_VMAC
1032         tristate "VMAC"                          1072         tristate "VMAC"
1033         select CRYPTO_HASH                       1073         select CRYPTO_HASH
1034         select CRYPTO_MANAGER                    1074         select CRYPTO_MANAGER
1035         help                                     1075         help
1036           VMAC is a message authentication al    1076           VMAC is a message authentication algorithm designed for
1037           very high speed on 64-bit architect    1077           very high speed on 64-bit architectures.
1038                                                  1078 
1039           See https://fastcrypto.org/vmac for    1079           See https://fastcrypto.org/vmac for further information.
1040                                                  1080 
1041 config CRYPTO_WP512                              1081 config CRYPTO_WP512
1042         tristate "Whirlpool"                     1082         tristate "Whirlpool"
1043         select CRYPTO_HASH                       1083         select CRYPTO_HASH
1044         help                                     1084         help
1045           Whirlpool hash function (ISO/IEC 10    1085           Whirlpool hash function (ISO/IEC 10118-3)
1046                                                  1086 
1047           512, 384 and 256-bit hashes.           1087           512, 384 and 256-bit hashes.
1048                                                  1088 
1049           Whirlpool-512 is part of the NESSIE    1089           Whirlpool-512 is part of the NESSIE cryptographic primitives.
1050                                                  1090 
1051           See https://web.archive.org/web/201    1091           See https://web.archive.org/web/20171129084214/http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html
1052           for further information.               1092           for further information.
1053                                                  1093 
1054 config CRYPTO_XCBC                               1094 config CRYPTO_XCBC
1055         tristate "XCBC-MAC (Extended Cipher B    1095         tristate "XCBC-MAC (Extended Cipher Block Chaining MAC)"
1056         select CRYPTO_HASH                       1096         select CRYPTO_HASH
1057         select CRYPTO_MANAGER                    1097         select CRYPTO_MANAGER
1058         help                                     1098         help
1059           XCBC-MAC (Extended Cipher Block Cha    1099           XCBC-MAC (Extended Cipher Block Chaining Message Authentication
1060           Code) (RFC3566)                        1100           Code) (RFC3566)
1061                                                  1101 
1062 config CRYPTO_XXHASH                             1102 config CRYPTO_XXHASH
1063         tristate "xxHash"                        1103         tristate "xxHash"
1064         select CRYPTO_HASH                       1104         select CRYPTO_HASH
1065         select XXHASH                            1105         select XXHASH
1066         help                                     1106         help
1067           xxHash non-cryptographic hash algor    1107           xxHash non-cryptographic hash algorithm
1068                                                  1108 
1069           Extremely fast, working at speeds c    1109           Extremely fast, working at speeds close to RAM limits.
1070                                                  1110 
1071           Used by the btrfs filesystem.          1111           Used by the btrfs filesystem.
1072                                                  1112 
1073 endmenu                                          1113 endmenu
1074                                                  1114 
1075 menu "CRCs (cyclic redundancy checks)"           1115 menu "CRCs (cyclic redundancy checks)"
1076                                                  1116 
1077 config CRYPTO_CRC32C                             1117 config CRYPTO_CRC32C
1078         tristate "CRC32c"                        1118         tristate "CRC32c"
1079         select CRYPTO_HASH                       1119         select CRYPTO_HASH
1080         select CRC32                             1120         select CRC32
1081         help                                     1121         help
1082           CRC32c CRC algorithm with the iSCSI    1122           CRC32c CRC algorithm with the iSCSI polynomial (RFC 3385 and RFC 3720)
1083                                                  1123 
1084           A 32-bit CRC (cyclic redundancy che    1124           A 32-bit CRC (cyclic redundancy check) with a polynomial defined
1085           by G. Castagnoli, S. Braeuer and M.    1125           by G. Castagnoli, S. Braeuer and M. Herrman in "Optimization of Cyclic
1086           Redundancy-Check Codes with 24 and     1126           Redundancy-Check Codes with 24 and 32 Parity Bits", IEEE Transactions
1087           on Communications, Vol. 41, No. 6,     1127           on Communications, Vol. 41, No. 6, June 1993, selected for use with
1088           iSCSI.                                 1128           iSCSI.
1089                                                  1129 
1090           Used by btrfs, ext4, jbd2, NVMeoF/T    1130           Used by btrfs, ext4, jbd2, NVMeoF/TCP, and iSCSI.
1091                                                  1131 
1092 config CRYPTO_CRC32                              1132 config CRYPTO_CRC32
1093         tristate "CRC32"                         1133         tristate "CRC32"
1094         select CRYPTO_HASH                       1134         select CRYPTO_HASH
1095         select CRC32                             1135         select CRC32
1096         help                                     1136         help
1097           CRC32 CRC algorithm (IEEE 802.3)       1137           CRC32 CRC algorithm (IEEE 802.3)
1098                                                  1138 
1099           Used by RoCEv2 and f2fs.               1139           Used by RoCEv2 and f2fs.
1100                                                  1140 
1101 config CRYPTO_CRCT10DIF                          1141 config CRYPTO_CRCT10DIF
1102         tristate "CRCT10DIF"                     1142         tristate "CRCT10DIF"
1103         select CRYPTO_HASH                       1143         select CRYPTO_HASH
1104         help                                     1144         help
1105           CRC16 CRC algorithm used for the T1    1145           CRC16 CRC algorithm used for the T10 (SCSI) Data Integrity Field (DIF)
1106                                                  1146 
1107           CRC algorithm used by the SCSI Bloc    1147           CRC algorithm used by the SCSI Block Commands standard.
1108                                                  1148 
1109 config CRYPTO_CRC64_ROCKSOFT                     1149 config CRYPTO_CRC64_ROCKSOFT
1110         tristate "CRC64 based on Rocksoft Mod    1150         tristate "CRC64 based on Rocksoft Model algorithm"
1111         depends on CRC64                         1151         depends on CRC64
1112         select CRYPTO_HASH                       1152         select CRYPTO_HASH
1113         help                                     1153         help
1114           CRC64 CRC algorithm based on the Ro    1154           CRC64 CRC algorithm based on the Rocksoft Model CRC Algorithm
1115                                                  1155 
1116           Used by the NVMe implementation of     1156           Used by the NVMe implementation of T10 DIF (BLK_DEV_INTEGRITY)
1117                                                  1157 
1118           See https://zlib.net/crc_v3.txt        1158           See https://zlib.net/crc_v3.txt
1119                                                  1159 
1120 endmenu                                          1160 endmenu
1121                                                  1161 
1122 menu "Compression"                               1162 menu "Compression"
1123                                                  1163 
1124 config CRYPTO_DEFLATE                            1164 config CRYPTO_DEFLATE
1125         tristate "Deflate"                       1165         tristate "Deflate"
1126         select CRYPTO_ALGAPI                     1166         select CRYPTO_ALGAPI
1127         select CRYPTO_ACOMP2                     1167         select CRYPTO_ACOMP2
1128         select ZLIB_INFLATE                      1168         select ZLIB_INFLATE
1129         select ZLIB_DEFLATE                      1169         select ZLIB_DEFLATE
1130         help                                     1170         help
1131           Deflate compression algorithm (RFC1    1171           Deflate compression algorithm (RFC1951)
1132                                                  1172 
1133           Used by IPSec with the IPCOMP proto    1173           Used by IPSec with the IPCOMP protocol (RFC3173, RFC2394)
1134                                                  1174 
1135 config CRYPTO_LZO                                1175 config CRYPTO_LZO
1136         tristate "LZO"                           1176         tristate "LZO"
1137         select CRYPTO_ALGAPI                     1177         select CRYPTO_ALGAPI
1138         select CRYPTO_ACOMP2                     1178         select CRYPTO_ACOMP2
1139         select LZO_COMPRESS                      1179         select LZO_COMPRESS
1140         select LZO_DECOMPRESS                    1180         select LZO_DECOMPRESS
1141         help                                     1181         help
1142           LZO compression algorithm              1182           LZO compression algorithm
1143                                                  1183 
1144           See https://www.oberhumer.com/opens    1184           See https://www.oberhumer.com/opensource/lzo/ for further information.
1145                                                  1185 
1146 config CRYPTO_842                                1186 config CRYPTO_842
1147         tristate "842"                           1187         tristate "842"
1148         select CRYPTO_ALGAPI                     1188         select CRYPTO_ALGAPI
1149         select CRYPTO_ACOMP2                     1189         select CRYPTO_ACOMP2
1150         select 842_COMPRESS                      1190         select 842_COMPRESS
1151         select 842_DECOMPRESS                    1191         select 842_DECOMPRESS
1152         help                                     1192         help
1153           842 compression algorithm by IBM       1193           842 compression algorithm by IBM
1154                                                  1194 
1155           See https://github.com/plauth/lib84    1195           See https://github.com/plauth/lib842 for further information.
1156                                                  1196 
1157 config CRYPTO_LZ4                                1197 config CRYPTO_LZ4
1158         tristate "LZ4"                           1198         tristate "LZ4"
1159         select CRYPTO_ALGAPI                     1199         select CRYPTO_ALGAPI
1160         select CRYPTO_ACOMP2                     1200         select CRYPTO_ACOMP2
1161         select LZ4_COMPRESS                      1201         select LZ4_COMPRESS
1162         select LZ4_DECOMPRESS                    1202         select LZ4_DECOMPRESS
1163         help                                     1203         help
1164           LZ4 compression algorithm              1204           LZ4 compression algorithm
1165                                                  1205 
1166           See https://github.com/lz4/lz4 for     1206           See https://github.com/lz4/lz4 for further information.
1167                                                  1207 
1168 config CRYPTO_LZ4HC                              1208 config CRYPTO_LZ4HC
1169         tristate "LZ4HC"                         1209         tristate "LZ4HC"
1170         select CRYPTO_ALGAPI                     1210         select CRYPTO_ALGAPI
1171         select CRYPTO_ACOMP2                     1211         select CRYPTO_ACOMP2
1172         select LZ4HC_COMPRESS                    1212         select LZ4HC_COMPRESS
1173         select LZ4_DECOMPRESS                    1213         select LZ4_DECOMPRESS
1174         help                                     1214         help
1175           LZ4 high compression mode algorithm    1215           LZ4 high compression mode algorithm
1176                                                  1216 
1177           See https://github.com/lz4/lz4 for     1217           See https://github.com/lz4/lz4 for further information.
1178                                                  1218 
1179 config CRYPTO_ZSTD                               1219 config CRYPTO_ZSTD
1180         tristate "Zstd"                          1220         tristate "Zstd"
1181         select CRYPTO_ALGAPI                     1221         select CRYPTO_ALGAPI
1182         select CRYPTO_ACOMP2                     1222         select CRYPTO_ACOMP2
1183         select ZSTD_COMPRESS                     1223         select ZSTD_COMPRESS
1184         select ZSTD_DECOMPRESS                   1224         select ZSTD_DECOMPRESS
1185         help                                     1225         help
1186           zstd compression algorithm             1226           zstd compression algorithm
1187                                                  1227 
1188           See https://github.com/facebook/zst    1228           See https://github.com/facebook/zstd for further information.
1189                                                  1229 
1190 endmenu                                          1230 endmenu
1191                                                  1231 
1192 menu "Random number generation"                  1232 menu "Random number generation"
1193                                                  1233 
1194 config CRYPTO_ANSI_CPRNG                         1234 config CRYPTO_ANSI_CPRNG
1195         tristate "ANSI PRNG (Pseudo Random Nu    1235         tristate "ANSI PRNG (Pseudo Random Number Generator)"
1196         select CRYPTO_AES                        1236         select CRYPTO_AES
1197         select CRYPTO_RNG                        1237         select CRYPTO_RNG
1198         help                                     1238         help
1199           Pseudo RNG (random number generator    1239           Pseudo RNG (random number generator) (ANSI X9.31 Appendix A.2.4)
1200                                                  1240 
1201           This uses the AES cipher algorithm.    1241           This uses the AES cipher algorithm.
1202                                                  1242 
1203           Note that this option must be enabl    1243           Note that this option must be enabled if CRYPTO_FIPS is selected
1204                                                  1244 
1205 menuconfig CRYPTO_DRBG_MENU                      1245 menuconfig CRYPTO_DRBG_MENU
1206         tristate "NIST SP800-90A DRBG (Determ    1246         tristate "NIST SP800-90A DRBG (Deterministic Random Bit Generator)"
1207         help                                     1247         help
1208           DRBG (Deterministic Random Bit Gene    1248           DRBG (Deterministic Random Bit Generator) (NIST SP800-90A)
1209                                                  1249 
1210           In the following submenu, one or mo    1250           In the following submenu, one or more of the DRBG types must be selected.
1211                                                  1251 
1212 if CRYPTO_DRBG_MENU                              1252 if CRYPTO_DRBG_MENU
1213                                                  1253 
1214 config CRYPTO_DRBG_HMAC                          1254 config CRYPTO_DRBG_HMAC
1215         bool                                     1255         bool
1216         default y                                1256         default y
1217         select CRYPTO_HMAC                       1257         select CRYPTO_HMAC
1218         select CRYPTO_SHA512                     1258         select CRYPTO_SHA512
1219                                                  1259 
1220 config CRYPTO_DRBG_HASH                          1260 config CRYPTO_DRBG_HASH
1221         bool "Hash_DRBG"                         1261         bool "Hash_DRBG"
1222         select CRYPTO_SHA256                     1262         select CRYPTO_SHA256
1223         help                                     1263         help
1224           Hash_DRBG variant as defined in NIS    1264           Hash_DRBG variant as defined in NIST SP800-90A.
1225                                                  1265 
1226           This uses the SHA-1, SHA-256, SHA-3    1266           This uses the SHA-1, SHA-256, SHA-384, or SHA-512 hash algorithms.
1227                                                  1267 
1228 config CRYPTO_DRBG_CTR                           1268 config CRYPTO_DRBG_CTR
1229         bool "CTR_DRBG"                          1269         bool "CTR_DRBG"
1230         select CRYPTO_AES                        1270         select CRYPTO_AES
1231         select CRYPTO_CTR                        1271         select CRYPTO_CTR
1232         help                                     1272         help
1233           CTR_DRBG variant as defined in NIST    1273           CTR_DRBG variant as defined in NIST SP800-90A.
1234                                                  1274 
1235           This uses the AES cipher algorithm     1275           This uses the AES cipher algorithm with the counter block mode.
1236                                                  1276 
1237 config CRYPTO_DRBG                               1277 config CRYPTO_DRBG
1238         tristate                                 1278         tristate
1239         default CRYPTO_DRBG_MENU                 1279         default CRYPTO_DRBG_MENU
1240         select CRYPTO_RNG                        1280         select CRYPTO_RNG
1241         select CRYPTO_JITTERENTROPY              1281         select CRYPTO_JITTERENTROPY
1242                                                  1282 
1243 endif   # if CRYPTO_DRBG_MENU                    1283 endif   # if CRYPTO_DRBG_MENU
1244                                                  1284 
1245 config CRYPTO_JITTERENTROPY                      1285 config CRYPTO_JITTERENTROPY
1246         tristate "CPU Jitter Non-Deterministi    1286         tristate "CPU Jitter Non-Deterministic RNG (Random Number Generator)"
1247         select CRYPTO_RNG                        1287         select CRYPTO_RNG
1248         select CRYPTO_SHA3                       1288         select CRYPTO_SHA3
1249         help                                     1289         help
1250           CPU Jitter RNG (Random Number Gener    1290           CPU Jitter RNG (Random Number Generator) from the Jitterentropy library
1251                                                  1291 
1252           A non-physical non-deterministic ("    1292           A non-physical non-deterministic ("true") RNG (e.g., an entropy source
1253           compliant with NIST SP800-90B) inte    1293           compliant with NIST SP800-90B) intended to provide a seed to a
1254           deterministic RNG (e.g., per NIST S !! 1294           deterministic RNG (e.g.  per NIST SP800-90C).
1255           This RNG does not perform any crypt    1295           This RNG does not perform any cryptographic whitening of the generated
1256           random numbers.                     << 
1257                                                  1296 
1258           See https://www.chronox.de/jent/    !! 1297           See https://www.chronox.de/jent.html
1259                                               << 
1260 if CRYPTO_JITTERENTROPY                       << 
1261 if CRYPTO_FIPS && EXPERT                      << 
1262                                               << 
1263 choice                                        << 
1264         prompt "CPU Jitter RNG Memory Size"   << 
1265         default CRYPTO_JITTERENTROPY_MEMSIZE_ << 
1266         help                                  << 
1267           The Jitter RNG measures the executi << 
1268           Multiple consecutive memory accesse << 
1269           size fits into a cache (e.g. L1), o << 
1270           to that cache is measured. The clos << 
1271           the less variations are measured an << 
1272           obtained. Thus, if the memory size  << 
1273           obtained entropy is less than if th << 
1274           L1 + L2, which in turn is less if t << 
1275           L1 + L2 + L3. Thus, by selecting a  << 
1276           the entropy rate produced by the Ji << 
1277                                               << 
1278         config CRYPTO_JITTERENTROPY_MEMSIZE_2 << 
1279                 bool "2048 Bytes (default)"   << 
1280                                               << 
1281         config CRYPTO_JITTERENTROPY_MEMSIZE_1 << 
1282                 bool "128 kBytes"             << 
1283                                               << 
1284         config CRYPTO_JITTERENTROPY_MEMSIZE_1 << 
1285                 bool "1024 kBytes"            << 
1286                                               << 
1287         config CRYPTO_JITTERENTROPY_MEMSIZE_8 << 
1288                 bool "8192 kBytes"            << 
1289 endchoice                                     << 
1290                                               << 
1291 config CRYPTO_JITTERENTROPY_MEMORY_BLOCKS     << 
1292         int                                   << 
1293         default 64 if CRYPTO_JITTERENTROPY_ME << 
1294         default 512 if CRYPTO_JITTERENTROPY_M << 
1295         default 1024 if CRYPTO_JITTERENTROPY_ << 
1296         default 4096 if CRYPTO_JITTERENTROPY_ << 
1297                                               << 
1298 config CRYPTO_JITTERENTROPY_MEMORY_BLOCKSIZE  << 
1299         int                                   << 
1300         default 32 if CRYPTO_JITTERENTROPY_ME << 
1301         default 256 if CRYPTO_JITTERENTROPY_M << 
1302         default 1024 if CRYPTO_JITTERENTROPY_ << 
1303         default 2048 if CRYPTO_JITTERENTROPY_ << 
1304                                               << 
1305 config CRYPTO_JITTERENTROPY_OSR               << 
1306         int "CPU Jitter RNG Oversampling Rate << 
1307         range 1 15                            << 
1308         default 3                             << 
1309         help                                  << 
1310           The Jitter RNG allows the specifica << 
1311           The Jitter RNG operation requires a << 
1312           measurements to produce one output  << 
1313           OSR value is multiplied with the am << 
1314           generate one output block. Thus, th << 
1315           by the OSR factor. The oversampling << 
1316           on hardware whose timers deliver li << 
1317           the timer is coarse) by setting the << 
1318           trade-off, however, is that the Jit << 
1319           to generate random numbers.         << 
1320                                                  1298 
1321 config CRYPTO_JITTERENTROPY_TESTINTERFACE        1299 config CRYPTO_JITTERENTROPY_TESTINTERFACE
1322         bool "CPU Jitter RNG Test Interface"     1300         bool "CPU Jitter RNG Test Interface"
                                                   >> 1301         depends on CRYPTO_JITTERENTROPY
1323         help                                     1302         help
1324           The test interface allows a privile    1303           The test interface allows a privileged process to capture
1325           the raw unconditioned high resoluti    1304           the raw unconditioned high resolution time stamp noise that
1326           is collected by the Jitter RNG for     1305           is collected by the Jitter RNG for statistical analysis. As
1327           this data is used at the same time     1306           this data is used at the same time to generate random bits,
1328           the Jitter RNG operates in an insec    1307           the Jitter RNG operates in an insecure mode as long as the
1329           recording is enabled. This interfac    1308           recording is enabled. This interface therefore is only
1330           intended for testing purposes and i    1309           intended for testing purposes and is not suitable for
1331           production systems.                    1310           production systems.
1332                                                  1311 
1333           The raw noise data can be obtained     1312           The raw noise data can be obtained using the jent_raw_hires
1334           debugfs file. Using the option         1313           debugfs file. Using the option
1335           jitterentropy_testing.boot_raw_hire    1314           jitterentropy_testing.boot_raw_hires_test=1 the raw noise of
1336           the first 1000 entropy events since    1315           the first 1000 entropy events since boot can be sampled.
1337                                                  1316 
1338           If unsure, select N.                   1317           If unsure, select N.
1339                                                  1318 
1340 endif   # if CRYPTO_FIPS && EXPERT            << 
1341                                               << 
1342 if !(CRYPTO_FIPS && EXPERT)                   << 
1343                                               << 
1344 config CRYPTO_JITTERENTROPY_MEMORY_BLOCKS     << 
1345         int                                   << 
1346         default 64                            << 
1347                                               << 
1348 config CRYPTO_JITTERENTROPY_MEMORY_BLOCKSIZE  << 
1349         int                                   << 
1350         default 32                            << 
1351                                               << 
1352 config CRYPTO_JITTERENTROPY_OSR               << 
1353         int                                   << 
1354         default 1                             << 
1355                                               << 
1356 config CRYPTO_JITTERENTROPY_TESTINTERFACE     << 
1357         bool                                  << 
1358                                               << 
1359 endif   # if !(CRYPTO_FIPS && EXPERT)         << 
1360 endif   # if CRYPTO_JITTERENTROPY             << 
1361                                               << 
1362 config CRYPTO_KDF800108_CTR                      1319 config CRYPTO_KDF800108_CTR
1363         tristate                                 1320         tristate
1364         select CRYPTO_HMAC                       1321         select CRYPTO_HMAC
1365         select CRYPTO_SHA256                     1322         select CRYPTO_SHA256
1366                                                  1323 
1367 endmenu                                          1324 endmenu
1368 menu "Userspace interface"                       1325 menu "Userspace interface"
1369                                                  1326 
1370 config CRYPTO_USER_API                           1327 config CRYPTO_USER_API
1371         tristate                                 1328         tristate
1372                                                  1329 
1373 config CRYPTO_USER_API_HASH                      1330 config CRYPTO_USER_API_HASH
1374         tristate "Hash algorithms"               1331         tristate "Hash algorithms"
1375         depends on NET                           1332         depends on NET
1376         select CRYPTO_HASH                       1333         select CRYPTO_HASH
1377         select CRYPTO_USER_API                   1334         select CRYPTO_USER_API
1378         help                                     1335         help
1379           Enable the userspace interface for     1336           Enable the userspace interface for hash algorithms.
1380                                                  1337 
1381           See Documentation/crypto/userspace-    1338           See Documentation/crypto/userspace-if.rst and
1382           https://www.chronox.de/libkcapi/htm    1339           https://www.chronox.de/libkcapi/html/index.html
1383                                                  1340 
1384 config CRYPTO_USER_API_SKCIPHER                  1341 config CRYPTO_USER_API_SKCIPHER
1385         tristate "Symmetric key cipher algori    1342         tristate "Symmetric key cipher algorithms"
1386         depends on NET                           1343         depends on NET
1387         select CRYPTO_SKCIPHER                   1344         select CRYPTO_SKCIPHER
1388         select CRYPTO_USER_API                   1345         select CRYPTO_USER_API
1389         help                                     1346         help
1390           Enable the userspace interface for     1347           Enable the userspace interface for symmetric key cipher algorithms.
1391                                                  1348 
1392           See Documentation/crypto/userspace-    1349           See Documentation/crypto/userspace-if.rst and
1393           https://www.chronox.de/libkcapi/htm    1350           https://www.chronox.de/libkcapi/html/index.html
1394                                                  1351 
1395 config CRYPTO_USER_API_RNG                       1352 config CRYPTO_USER_API_RNG
1396         tristate "RNG (random number generato    1353         tristate "RNG (random number generator) algorithms"
1397         depends on NET                           1354         depends on NET
1398         select CRYPTO_RNG                        1355         select CRYPTO_RNG
1399         select CRYPTO_USER_API                   1356         select CRYPTO_USER_API
1400         help                                     1357         help
1401           Enable the userspace interface for     1358           Enable the userspace interface for RNG (random number generator)
1402           algorithms.                            1359           algorithms.
1403                                                  1360 
1404           See Documentation/crypto/userspace-    1361           See Documentation/crypto/userspace-if.rst and
1405           https://www.chronox.de/libkcapi/htm    1362           https://www.chronox.de/libkcapi/html/index.html
1406                                                  1363 
1407 config CRYPTO_USER_API_RNG_CAVP                  1364 config CRYPTO_USER_API_RNG_CAVP
1408         bool "Enable CAVP testing of DRBG"       1365         bool "Enable CAVP testing of DRBG"
1409         depends on CRYPTO_USER_API_RNG && CRY    1366         depends on CRYPTO_USER_API_RNG && CRYPTO_DRBG
1410         help                                     1367         help
1411           Enable extra APIs in the userspace     1368           Enable extra APIs in the userspace interface for NIST CAVP
1412           (Cryptographic Algorithm Validation    1369           (Cryptographic Algorithm Validation Program) testing:
1413           - resetting DRBG entropy               1370           - resetting DRBG entropy
1414           - providing Additional Data            1371           - providing Additional Data
1415                                                  1372 
1416           This should only be enabled for CAV    1373           This should only be enabled for CAVP testing. You should say
1417           no unless you know what this is.       1374           no unless you know what this is.
1418                                                  1375 
1419 config CRYPTO_USER_API_AEAD                      1376 config CRYPTO_USER_API_AEAD
1420         tristate "AEAD cipher algorithms"        1377         tristate "AEAD cipher algorithms"
1421         depends on NET                           1378         depends on NET
1422         select CRYPTO_AEAD                       1379         select CRYPTO_AEAD
1423         select CRYPTO_SKCIPHER                   1380         select CRYPTO_SKCIPHER
1424         select CRYPTO_NULL                       1381         select CRYPTO_NULL
1425         select CRYPTO_USER_API                   1382         select CRYPTO_USER_API
1426         help                                     1383         help
1427           Enable the userspace interface for     1384           Enable the userspace interface for AEAD cipher algorithms.
1428                                                  1385 
1429           See Documentation/crypto/userspace-    1386           See Documentation/crypto/userspace-if.rst and
1430           https://www.chronox.de/libkcapi/htm    1387           https://www.chronox.de/libkcapi/html/index.html
1431                                                  1388 
1432 config CRYPTO_USER_API_ENABLE_OBSOLETE           1389 config CRYPTO_USER_API_ENABLE_OBSOLETE
1433         bool "Obsolete cryptographic algorith    1390         bool "Obsolete cryptographic algorithms"
1434         depends on CRYPTO_USER_API               1391         depends on CRYPTO_USER_API
1435         default y                                1392         default y
1436         help                                     1393         help
1437           Allow obsolete cryptographic algori    1394           Allow obsolete cryptographic algorithms to be selected that have
1438           already been phased out from intern    1395           already been phased out from internal use by the kernel, and are
1439           only useful for userspace clients t    1396           only useful for userspace clients that still rely on them.
1440                                                  1397 
                                                   >> 1398 config CRYPTO_STATS
                                                   >> 1399         bool "Crypto usage statistics"
                                                   >> 1400         depends on CRYPTO_USER
                                                   >> 1401         help
                                                   >> 1402           Enable the gathering of crypto stats.
                                                   >> 1403 
                                                   >> 1404           Enabling this option reduces the performance of the crypto API.  It
                                                   >> 1405           should only be enabled when there is actually a use case for it.
                                                   >> 1406 
                                                   >> 1407           This collects data sizes, numbers of requests, and numbers
                                                   >> 1408           of errors processed by:
                                                   >> 1409           - AEAD ciphers (encrypt, decrypt)
                                                   >> 1410           - asymmetric key ciphers (encrypt, decrypt, verify, sign)
                                                   >> 1411           - symmetric key ciphers (encrypt, decrypt)
                                                   >> 1412           - compression algorithms (compress, decompress)
                                                   >> 1413           - hash algorithms (hash)
                                                   >> 1414           - key-agreement protocol primitives (setsecret, generate
                                                   >> 1415             public key, compute shared secret)
                                                   >> 1416           - RNG (generate, seed)
                                                   >> 1417 
1441 endmenu                                          1418 endmenu
1442                                                  1419 
1443 config CRYPTO_HASH_INFO                          1420 config CRYPTO_HASH_INFO
1444         bool                                     1421         bool
1445                                                  1422 
1446 if !KMSAN # avoid false positives from assemb    1423 if !KMSAN # avoid false positives from assembly
1447 if ARM                                           1424 if ARM
1448 source "arch/arm/crypto/Kconfig"                 1425 source "arch/arm/crypto/Kconfig"
1449 endif                                            1426 endif
1450 if ARM64                                         1427 if ARM64
1451 source "arch/arm64/crypto/Kconfig"               1428 source "arch/arm64/crypto/Kconfig"
1452 endif                                            1429 endif
1453 if LOONGARCH                                     1430 if LOONGARCH
1454 source "arch/loongarch/crypto/Kconfig"           1431 source "arch/loongarch/crypto/Kconfig"
1455 endif                                            1432 endif
1456 if MIPS                                          1433 if MIPS
1457 source "arch/mips/crypto/Kconfig"                1434 source "arch/mips/crypto/Kconfig"
1458 endif                                            1435 endif
1459 if PPC                                           1436 if PPC
1460 source "arch/powerpc/crypto/Kconfig"             1437 source "arch/powerpc/crypto/Kconfig"
1461 endif                                         << 
1462 if RISCV                                      << 
1463 source "arch/riscv/crypto/Kconfig"            << 
1464 endif                                            1438 endif
1465 if S390                                          1439 if S390
1466 source "arch/s390/crypto/Kconfig"                1440 source "arch/s390/crypto/Kconfig"
1467 endif                                            1441 endif
1468 if SPARC                                         1442 if SPARC
1469 source "arch/sparc/crypto/Kconfig"               1443 source "arch/sparc/crypto/Kconfig"
1470 endif                                            1444 endif
1471 if X86                                           1445 if X86
1472 source "arch/x86/crypto/Kconfig"                 1446 source "arch/x86/crypto/Kconfig"
1473 endif                                            1447 endif
1474 endif                                            1448 endif
1475                                                  1449 
1476 source "drivers/crypto/Kconfig"                  1450 source "drivers/crypto/Kconfig"
1477 source "crypto/asymmetric_keys/Kconfig"          1451 source "crypto/asymmetric_keys/Kconfig"
1478 source "certs/Kconfig"                           1452 source "certs/Kconfig"
1479                                                  1453 
1480 endif   # if CRYPTO                              1454 endif   # if CRYPTO
                                                      

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