2 # Generic algorithms support
8 # async_tx api: hardware offloaded memory transfer/transform support
10 source "crypto/async_tx/Kconfig"
13 # Cryptographic API Configuration
16 tristate "Cryptographic API"
18 This option provides the core Cryptographic API.
22 comment "Crypto core or helper"
25 bool "FIPS 200 compliance"
26 depends on (CRYPTO_ANSI_CPRNG || CRYPTO_DRBG) && !CRYPTO_MANAGER_DISABLE_TESTS
29 This options enables the fips boot option which is
30 required if you want to system to operate in a FIPS 200
31 certification. You should say no unless you know what
38 This option provides the API for cryptographic algorithms.
52 config CRYPTO_BLKCIPHER
54 select CRYPTO_BLKCIPHER2
57 config CRYPTO_BLKCIPHER2
61 select CRYPTO_WORKQUEUE
81 config CRYPTO_RNG_DEFAULT
83 select CRYPTO_DRBG_MENU
94 config CRYPTO_AKCIPHER2
98 config CRYPTO_AKCIPHER
100 select CRYPTO_AKCIPHER2
104 tristate "RSA algorithm"
105 select CRYPTO_AKCIPHER
109 Generic implementation of the RSA public key algorithm.
111 config CRYPTO_MANAGER
112 tristate "Cryptographic algorithm manager"
113 select CRYPTO_MANAGER2
115 Create default cryptographic template instantiations such as
118 config CRYPTO_MANAGER2
119 def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
122 select CRYPTO_BLKCIPHER2
124 select CRYPTO_AKCIPHER2
127 tristate "Userspace cryptographic algorithm configuration"
129 select CRYPTO_MANAGER
131 Userspace configuration for cryptographic instantiations such as
134 config CRYPTO_MANAGER_DISABLE_TESTS
135 bool "Disable run-time self tests"
137 depends on CRYPTO_MANAGER2
139 Disable run-time self tests that normally take place at
140 algorithm registration.
142 config CRYPTO_GF128MUL
143 tristate "GF(2^128) multiplication functions"
145 Efficient table driven implementation of multiplications in the
146 field GF(2^128). This is needed by some cypher modes. This
147 option will be selected automatically if you select such a
148 cipher mode. Only select this option by hand if you expect to load
149 an external module that requires these functions.
152 tristate "Null algorithms"
154 select CRYPTO_BLKCIPHER
157 These are 'Null' algorithms, used by IPsec, which do nothing.
160 tristate "Parallel crypto engine"
163 select CRYPTO_MANAGER
166 This converts an arbitrary crypto algorithm into a parallel
167 algorithm that executes in kernel threads.
169 config CRYPTO_WORKQUEUE
173 tristate "Software async crypto daemon"
174 select CRYPTO_BLKCIPHER
176 select CRYPTO_MANAGER
177 select CRYPTO_WORKQUEUE
179 This is a generic software asynchronous crypto daemon that
180 converts an arbitrary synchronous software crypto algorithm
181 into an asynchronous algorithm that executes in a kernel thread.
183 config CRYPTO_MCRYPTD
184 tristate "Software async multi-buffer crypto daemon"
185 select CRYPTO_BLKCIPHER
187 select CRYPTO_MANAGER
188 select CRYPTO_WORKQUEUE
190 This is a generic software asynchronous crypto daemon that
191 provides the kernel thread to assist multi-buffer crypto
192 algorithms for submitting jobs and flushing jobs in multi-buffer
193 crypto algorithms. Multi-buffer crypto algorithms are executed
194 in the context of this kernel thread and drivers can post
195 their crypto request asynchronously to be processed by this daemon.
197 config CRYPTO_AUTHENC
198 tristate "Authenc support"
200 select CRYPTO_BLKCIPHER
201 select CRYPTO_MANAGER
204 Authenc: Combined mode wrapper for IPsec.
205 This is required for IPSec.
208 tristate "Testing module"
210 select CRYPTO_MANAGER
212 Quick & dirty crypto test module.
214 config CRYPTO_ABLK_HELPER
218 config CRYPTO_GLUE_HELPER_X86
223 comment "Authenticated Encryption with Associated Data"
226 tristate "CCM support"
230 Support for Counter with CBC MAC. Required for IPsec.
233 tristate "GCM/GMAC support"
239 Support for Galois/Counter Mode (GCM) and Galois Message
240 Authentication Code (GMAC). Required for IPSec.
242 config CRYPTO_CHACHA20POLY1305
243 tristate "ChaCha20-Poly1305 AEAD support"
244 select CRYPTO_CHACHA20
245 select CRYPTO_POLY1305
248 ChaCha20-Poly1305 AEAD support, RFC7539.
250 Support for the AEAD wrapper using the ChaCha20 stream cipher combined
251 with the Poly1305 authenticator. It is defined in RFC7539 for use in
255 tristate "Sequence Number IV Generator"
257 select CRYPTO_BLKCIPHER
259 select CRYPTO_RNG_DEFAULT
261 This IV generator generates an IV based on a sequence number by
262 xoring it with a salt. This algorithm is mainly useful for CTR
264 config CRYPTO_ECHAINIV
265 tristate "Encrypted Chain IV Generator"
268 select CRYPTO_RNG_DEFAULT
271 This IV generator generates an IV based on the encryption of
272 a sequence number xored with a salt. This is the default
275 comment "Block modes"
278 tristate "CBC support"
279 select CRYPTO_BLKCIPHER
280 select CRYPTO_MANAGER
282 CBC: Cipher Block Chaining mode
283 This block cipher algorithm is required for IPSec.
286 tristate "CTR support"
287 select CRYPTO_BLKCIPHER
289 select CRYPTO_MANAGER
292 This block cipher algorithm is required for IPSec.
295 tristate "CTS support"
296 select CRYPTO_BLKCIPHER
298 CTS: Cipher Text Stealing
299 This is the Cipher Text Stealing mode as described by
300 Section 8 of rfc2040 and referenced by rfc3962.
301 (rfc3962 includes errata information in its Appendix A)
302 This mode is required for Kerberos gss mechanism support
306 tristate "ECB support"
307 select CRYPTO_BLKCIPHER
308 select CRYPTO_MANAGER
310 ECB: Electronic CodeBook mode
311 This is the simplest block cipher algorithm. It simply encrypts
312 the input block by block.
315 tristate "LRW support"
316 select CRYPTO_BLKCIPHER
317 select CRYPTO_MANAGER
318 select CRYPTO_GF128MUL
320 LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
321 narrow block cipher mode for dm-crypt. Use it with cipher
322 specification string aes-lrw-benbi, the key must be 256, 320 or 384.
323 The first 128, 192 or 256 bits in the key are used for AES and the
324 rest is used to tie each cipher block to its logical position.
327 tristate "PCBC support"
328 select CRYPTO_BLKCIPHER
329 select CRYPTO_MANAGER
331 PCBC: Propagating Cipher Block Chaining mode
332 This block cipher algorithm is required for RxRPC.
335 tristate "XTS support"
336 select CRYPTO_BLKCIPHER
337 select CRYPTO_MANAGER
338 select CRYPTO_GF128MUL
340 XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
341 key size 256, 384 or 512 bits. This implementation currently
342 can't handle a sectorsize which is not a multiple of 16 bytes.
347 tristate "CMAC support"
349 select CRYPTO_MANAGER
351 Cipher-based Message Authentication Code (CMAC) specified by
352 The National Institute of Standards and Technology (NIST).
354 https://tools.ietf.org/html/rfc4493
355 http://csrc.nist.gov/publications/nistpubs/800-38B/SP_800-38B.pdf
358 tristate "HMAC support"
360 select CRYPTO_MANAGER
362 HMAC: Keyed-Hashing for Message Authentication (RFC2104).
363 This is required for IPSec.
366 tristate "XCBC support"
368 select CRYPTO_MANAGER
370 XCBC: Keyed-Hashing with encryption algorithm
371 http://www.ietf.org/rfc/rfc3566.txt
372 http://csrc.nist.gov/encryption/modes/proposedmodes/
373 xcbc-mac/xcbc-mac-spec.pdf
376 tristate "VMAC support"
378 select CRYPTO_MANAGER
380 VMAC is a message authentication algorithm designed for
381 very high speed on 64-bit architectures.
384 <http://fastcrypto.org/vmac>
389 tristate "CRC32c CRC algorithm"
393 Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used
394 by iSCSI for header and data digests and by others.
395 See Castagnoli93. Module will be crc32c.
397 config CRYPTO_CRC32C_INTEL
398 tristate "CRC32c INTEL hardware acceleration"
402 In Intel processor with SSE4.2 supported, the processor will
403 support CRC32C implementation using hardware accelerated CRC32
404 instruction. This option will create 'crc32c-intel' module,
405 which will enable any routine to use the CRC32 instruction to
406 gain performance compared with software implementation.
407 Module will be crc32c-intel.
409 config CRYPTO_CRC32C_SPARC64
410 tristate "CRC32c CRC algorithm (SPARC64)"
415 CRC32c CRC algorithm implemented using sparc64 crypto instructions,
419 tristate "CRC32 CRC algorithm"
423 CRC-32-IEEE 802.3 cyclic redundancy-check algorithm.
424 Shash crypto api wrappers to crc32_le function.
426 config CRYPTO_CRC32_PCLMUL
427 tristate "CRC32 PCLMULQDQ hardware acceleration"
432 From Intel Westmere and AMD Bulldozer processor with SSE4.2
433 and PCLMULQDQ supported, the processor will support
434 CRC32 PCLMULQDQ implementation using hardware accelerated PCLMULQDQ
435 instruction. This option will create 'crc32-plcmul' module,
436 which will enable any routine to use the CRC-32-IEEE 802.3 checksum
437 and gain better performance as compared with the table implementation.
439 config CRYPTO_CRCT10DIF
440 tristate "CRCT10DIF algorithm"
443 CRC T10 Data Integrity Field computation is being cast as
444 a crypto transform. This allows for faster crc t10 diff
445 transforms to be used if they are available.
447 config CRYPTO_CRCT10DIF_PCLMUL
448 tristate "CRCT10DIF PCLMULQDQ hardware acceleration"
449 depends on X86 && 64BIT && CRC_T10DIF
452 For x86_64 processors with SSE4.2 and PCLMULQDQ supported,
453 CRC T10 DIF PCLMULQDQ computation can be hardware
454 accelerated PCLMULQDQ instruction. This option will create
455 'crct10dif-plcmul' module, which is faster when computing the
456 crct10dif checksum as compared with the generic table implementation.
459 tristate "GHASH digest algorithm"
460 select CRYPTO_GF128MUL
462 GHASH is message digest algorithm for GCM (Galois/Counter Mode).
464 config CRYPTO_POLY1305
465 tristate "Poly1305 authenticator algorithm"
467 Poly1305 authenticator algorithm, RFC7539.
469 Poly1305 is an authenticator algorithm designed by Daniel J. Bernstein.
470 It is used for the ChaCha20-Poly1305 AEAD, specified in RFC7539 for use
471 in IETF protocols. This is the portable C implementation of Poly1305.
474 tristate "MD4 digest algorithm"
477 MD4 message digest algorithm (RFC1320).
480 tristate "MD5 digest algorithm"
483 MD5 message digest algorithm (RFC1321).
485 config CRYPTO_MD5_OCTEON
486 tristate "MD5 digest algorithm (OCTEON)"
487 depends on CPU_CAVIUM_OCTEON
491 MD5 message digest algorithm (RFC1321) implemented
492 using OCTEON crypto instructions, when available.
494 config CRYPTO_MD5_PPC
495 tristate "MD5 digest algorithm (PPC)"
499 MD5 message digest algorithm (RFC1321) implemented
502 config CRYPTO_MD5_SPARC64
503 tristate "MD5 digest algorithm (SPARC64)"
508 MD5 message digest algorithm (RFC1321) implemented
509 using sparc64 crypto instructions, when available.
511 config CRYPTO_MICHAEL_MIC
512 tristate "Michael MIC keyed digest algorithm"
515 Michael MIC is used for message integrity protection in TKIP
516 (IEEE 802.11i). This algorithm is required for TKIP, but it
517 should not be used for other purposes because of the weakness
521 tristate "RIPEMD-128 digest algorithm"
524 RIPEMD-128 (ISO/IEC 10118-3:2004).
526 RIPEMD-128 is a 128-bit cryptographic hash function. It should only
527 be used as a secure replacement for RIPEMD. For other use cases,
528 RIPEMD-160 should be used.
530 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
531 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
534 tristate "RIPEMD-160 digest algorithm"
537 RIPEMD-160 (ISO/IEC 10118-3:2004).
539 RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
540 to be used as a secure replacement for the 128-bit hash functions
541 MD4, MD5 and it's predecessor RIPEMD
542 (not to be confused with RIPEMD-128).
544 It's speed is comparable to SHA1 and there are no known attacks
547 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
548 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
551 tristate "RIPEMD-256 digest algorithm"
554 RIPEMD-256 is an optional extension of RIPEMD-128 with a
555 256 bit hash. It is intended for applications that require
556 longer hash-results, without needing a larger security level
559 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
560 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
563 tristate "RIPEMD-320 digest algorithm"
566 RIPEMD-320 is an optional extension of RIPEMD-160 with a
567 320 bit hash. It is intended for applications that require
568 longer hash-results, without needing a larger security level
571 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
572 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
575 tristate "SHA1 digest algorithm"
578 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
580 config CRYPTO_SHA1_SSSE3
581 tristate "SHA1 digest algorithm (SSSE3/AVX/AVX2)"
582 depends on X86 && 64BIT
586 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
587 using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
588 Extensions (AVX/AVX2), when available.
590 config CRYPTO_SHA256_SSSE3
591 tristate "SHA256 digest algorithm (SSSE3/AVX/AVX2)"
592 depends on X86 && 64BIT
596 SHA-256 secure hash standard (DFIPS 180-2) implemented
597 using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
598 Extensions version 1 (AVX1), or Advanced Vector Extensions
599 version 2 (AVX2) instructions, when available.
601 config CRYPTO_SHA512_SSSE3
602 tristate "SHA512 digest algorithm (SSSE3/AVX/AVX2)"
603 depends on X86 && 64BIT
607 SHA-512 secure hash standard (DFIPS 180-2) implemented
608 using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
609 Extensions version 1 (AVX1), or Advanced Vector Extensions
610 version 2 (AVX2) instructions, when available.
612 config CRYPTO_SHA1_OCTEON
613 tristate "SHA1 digest algorithm (OCTEON)"
614 depends on CPU_CAVIUM_OCTEON
618 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
619 using OCTEON crypto instructions, when available.
621 config CRYPTO_SHA1_SPARC64
622 tristate "SHA1 digest algorithm (SPARC64)"
627 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
628 using sparc64 crypto instructions, when available.
630 config CRYPTO_SHA1_PPC
631 tristate "SHA1 digest algorithm (powerpc)"
634 This is the powerpc hardware accelerated implementation of the
635 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
637 config CRYPTO_SHA1_PPC_SPE
638 tristate "SHA1 digest algorithm (PPC SPE)"
639 depends on PPC && SPE
641 SHA-1 secure hash standard (DFIPS 180-4) implemented
642 using powerpc SPE SIMD instruction set.
644 config CRYPTO_SHA1_MB
645 tristate "SHA1 digest algorithm (x86_64 Multi-Buffer, Experimental)"
646 depends on X86 && 64BIT
649 select CRYPTO_MCRYPTD
651 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
652 using multi-buffer technique. This algorithm computes on
653 multiple data lanes concurrently with SIMD instructions for
654 better throughput. It should not be enabled by default but
655 used when there is significant amount of work to keep the keep
656 the data lanes filled to get performance benefit. If the data
657 lanes remain unfilled, a flush operation will be initiated to
658 process the crypto jobs, adding a slight latency.
661 tristate "SHA224 and SHA256 digest algorithm"
664 SHA256 secure hash standard (DFIPS 180-2).
666 This version of SHA implements a 256 bit hash with 128 bits of
667 security against collision attacks.
669 This code also includes SHA-224, a 224 bit hash with 112 bits
670 of security against collision attacks.
672 config CRYPTO_SHA256_PPC_SPE
673 tristate "SHA224 and SHA256 digest algorithm (PPC SPE)"
674 depends on PPC && SPE
678 SHA224 and SHA256 secure hash standard (DFIPS 180-2)
679 implemented using powerpc SPE SIMD instruction set.
681 config CRYPTO_SHA256_OCTEON
682 tristate "SHA224 and SHA256 digest algorithm (OCTEON)"
683 depends on CPU_CAVIUM_OCTEON
687 SHA-256 secure hash standard (DFIPS 180-2) implemented
688 using OCTEON crypto instructions, when available.
690 config CRYPTO_SHA256_SPARC64
691 tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
696 SHA-256 secure hash standard (DFIPS 180-2) implemented
697 using sparc64 crypto instructions, when available.
700 tristate "SHA384 and SHA512 digest algorithms"
703 SHA512 secure hash standard (DFIPS 180-2).
705 This version of SHA implements a 512 bit hash with 256 bits of
706 security against collision attacks.
708 This code also includes SHA-384, a 384 bit hash with 192 bits
709 of security against collision attacks.
711 config CRYPTO_SHA512_OCTEON
712 tristate "SHA384 and SHA512 digest algorithms (OCTEON)"
713 depends on CPU_CAVIUM_OCTEON
717 SHA-512 secure hash standard (DFIPS 180-2) implemented
718 using OCTEON crypto instructions, when available.
720 config CRYPTO_SHA512_SPARC64
721 tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
726 SHA-512 secure hash standard (DFIPS 180-2) implemented
727 using sparc64 crypto instructions, when available.
730 tristate "Tiger digest algorithms"
733 Tiger hash algorithm 192, 160 and 128-bit hashes
735 Tiger is a hash function optimized for 64-bit processors while
736 still having decent performance on 32-bit processors.
737 Tiger was developed by Ross Anderson and Eli Biham.
740 <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
743 tristate "Whirlpool digest algorithms"
746 Whirlpool hash algorithm 512, 384 and 256-bit hashes
748 Whirlpool-512 is part of the NESSIE cryptographic primitives.
749 Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
752 <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
754 config CRYPTO_GHASH_CLMUL_NI_INTEL
755 tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
756 depends on X86 && 64BIT
759 GHASH is message digest algorithm for GCM (Galois/Counter Mode).
760 The implementation is accelerated by CLMUL-NI of Intel.
765 tristate "AES cipher algorithms"
768 AES cipher algorithms (FIPS-197). AES uses the Rijndael
771 Rijndael appears to be consistently a very good performer in
772 both hardware and software across a wide range of computing
773 environments regardless of its use in feedback or non-feedback
774 modes. Its key setup time is excellent, and its key agility is
775 good. Rijndael's very low memory requirements make it very well
776 suited for restricted-space environments, in which it also
777 demonstrates excellent performance. Rijndael's operations are
778 among the easiest to defend against power and timing attacks.
780 The AES specifies three key sizes: 128, 192 and 256 bits
782 See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
784 config CRYPTO_AES_586
785 tristate "AES cipher algorithms (i586)"
786 depends on (X86 || UML_X86) && !64BIT
790 AES cipher algorithms (FIPS-197). AES uses the Rijndael
793 Rijndael appears to be consistently a very good performer in
794 both hardware and software across a wide range of computing
795 environments regardless of its use in feedback or non-feedback
796 modes. Its key setup time is excellent, and its key agility is
797 good. Rijndael's very low memory requirements make it very well
798 suited for restricted-space environments, in which it also
799 demonstrates excellent performance. Rijndael's operations are
800 among the easiest to defend against power and timing attacks.
802 The AES specifies three key sizes: 128, 192 and 256 bits
804 See <http://csrc.nist.gov/encryption/aes/> for more information.
806 config CRYPTO_AES_X86_64
807 tristate "AES cipher algorithms (x86_64)"
808 depends on (X86 || UML_X86) && 64BIT
812 AES cipher algorithms (FIPS-197). AES uses the Rijndael
815 Rijndael appears to be consistently a very good performer in
816 both hardware and software across a wide range of computing
817 environments regardless of its use in feedback or non-feedback
818 modes. Its key setup time is excellent, and its key agility is
819 good. Rijndael's very low memory requirements make it very well
820 suited for restricted-space environments, in which it also
821 demonstrates excellent performance. Rijndael's operations are
822 among the easiest to defend against power and timing attacks.
824 The AES specifies three key sizes: 128, 192 and 256 bits
826 See <http://csrc.nist.gov/encryption/aes/> for more information.
828 config CRYPTO_AES_NI_INTEL
829 tristate "AES cipher algorithms (AES-NI)"
831 select CRYPTO_AES_X86_64 if 64BIT
832 select CRYPTO_AES_586 if !64BIT
834 select CRYPTO_ABLK_HELPER
836 select CRYPTO_GLUE_HELPER_X86 if 64BIT
840 Use Intel AES-NI instructions for AES algorithm.
842 AES cipher algorithms (FIPS-197). AES uses the Rijndael
845 Rijndael appears to be consistently a very good performer in
846 both hardware and software across a wide range of computing
847 environments regardless of its use in feedback or non-feedback
848 modes. Its key setup time is excellent, and its key agility is
849 good. Rijndael's very low memory requirements make it very well
850 suited for restricted-space environments, in which it also
851 demonstrates excellent performance. Rijndael's operations are
852 among the easiest to defend against power and timing attacks.
854 The AES specifies three key sizes: 128, 192 and 256 bits
856 See <http://csrc.nist.gov/encryption/aes/> for more information.
858 In addition to AES cipher algorithm support, the acceleration
859 for some popular block cipher mode is supported too, including
860 ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
861 acceleration for CTR.
863 config CRYPTO_AES_SPARC64
864 tristate "AES cipher algorithms (SPARC64)"
869 Use SPARC64 crypto opcodes for AES algorithm.
871 AES cipher algorithms (FIPS-197). AES uses the Rijndael
874 Rijndael appears to be consistently a very good performer in
875 both hardware and software across a wide range of computing
876 environments regardless of its use in feedback or non-feedback
877 modes. Its key setup time is excellent, and its key agility is
878 good. Rijndael's very low memory requirements make it very well
879 suited for restricted-space environments, in which it also
880 demonstrates excellent performance. Rijndael's operations are
881 among the easiest to defend against power and timing attacks.
883 The AES specifies three key sizes: 128, 192 and 256 bits
885 See <http://csrc.nist.gov/encryption/aes/> for more information.
887 In addition to AES cipher algorithm support, the acceleration
888 for some popular block cipher mode is supported too, including
891 config CRYPTO_AES_PPC_SPE
892 tristate "AES cipher algorithms (PPC SPE)"
893 depends on PPC && SPE
895 AES cipher algorithms (FIPS-197). Additionally the acceleration
896 for popular block cipher modes ECB, CBC, CTR and XTS is supported.
897 This module should only be used for low power (router) devices
898 without hardware AES acceleration (e.g. caam crypto). It reduces the
899 size of the AES tables from 16KB to 8KB + 256 bytes and mitigates
900 timining attacks. Nevertheless it might be not as secure as other
901 architecture specific assembler implementations that work on 1KB
902 tables or 256 bytes S-boxes.
905 tristate "Anubis cipher algorithm"
908 Anubis cipher algorithm.
910 Anubis is a variable key length cipher which can use keys from
911 128 bits to 320 bits in length. It was evaluated as a entrant
912 in the NESSIE competition.
915 <https://www.cosic.esat.kuleuven.be/nessie/reports/>
916 <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
919 tristate "ARC4 cipher algorithm"
920 select CRYPTO_BLKCIPHER
922 ARC4 cipher algorithm.
924 ARC4 is a stream cipher using keys ranging from 8 bits to 2048
925 bits in length. This algorithm is required for driver-based
926 WEP, but it should not be for other purposes because of the
927 weakness of the algorithm.
929 config CRYPTO_BLOWFISH
930 tristate "Blowfish cipher algorithm"
932 select CRYPTO_BLOWFISH_COMMON
934 Blowfish cipher algorithm, by Bruce Schneier.
936 This is a variable key length cipher which can use keys from 32
937 bits to 448 bits in length. It's fast, simple and specifically
938 designed for use on "large microprocessors".
941 <http://www.schneier.com/blowfish.html>
943 config CRYPTO_BLOWFISH_COMMON
946 Common parts of the Blowfish cipher algorithm shared by the
947 generic c and the assembler implementations.
950 <http://www.schneier.com/blowfish.html>
952 config CRYPTO_BLOWFISH_X86_64
953 tristate "Blowfish cipher algorithm (x86_64)"
954 depends on X86 && 64BIT
956 select CRYPTO_BLOWFISH_COMMON
958 Blowfish cipher algorithm (x86_64), by Bruce Schneier.
960 This is a variable key length cipher which can use keys from 32
961 bits to 448 bits in length. It's fast, simple and specifically
962 designed for use on "large microprocessors".
965 <http://www.schneier.com/blowfish.html>
967 config CRYPTO_CAMELLIA
968 tristate "Camellia cipher algorithms"
972 Camellia cipher algorithms module.
974 Camellia is a symmetric key block cipher developed jointly
975 at NTT and Mitsubishi Electric Corporation.
977 The Camellia specifies three key sizes: 128, 192 and 256 bits.
980 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
982 config CRYPTO_CAMELLIA_X86_64
983 tristate "Camellia cipher algorithm (x86_64)"
984 depends on X86 && 64BIT
987 select CRYPTO_GLUE_HELPER_X86
991 Camellia cipher algorithm module (x86_64).
993 Camellia is a symmetric key block cipher developed jointly
994 at NTT and Mitsubishi Electric Corporation.
996 The Camellia specifies three key sizes: 128, 192 and 256 bits.
999 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1001 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
1002 tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
1003 depends on X86 && 64BIT
1005 select CRYPTO_ALGAPI
1006 select CRYPTO_CRYPTD
1007 select CRYPTO_ABLK_HELPER
1008 select CRYPTO_GLUE_HELPER_X86
1009 select CRYPTO_CAMELLIA_X86_64
1013 Camellia cipher algorithm module (x86_64/AES-NI/AVX).
1015 Camellia is a symmetric key block cipher developed jointly
1016 at NTT and Mitsubishi Electric Corporation.
1018 The Camellia specifies three key sizes: 128, 192 and 256 bits.
1021 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1023 config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
1024 tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX2)"
1025 depends on X86 && 64BIT
1027 select CRYPTO_ALGAPI
1028 select CRYPTO_CRYPTD
1029 select CRYPTO_ABLK_HELPER
1030 select CRYPTO_GLUE_HELPER_X86
1031 select CRYPTO_CAMELLIA_X86_64
1032 select CRYPTO_CAMELLIA_AESNI_AVX_X86_64
1036 Camellia cipher algorithm module (x86_64/AES-NI/AVX2).
1038 Camellia is a symmetric key block cipher developed jointly
1039 at NTT and Mitsubishi Electric Corporation.
1041 The Camellia specifies three key sizes: 128, 192 and 256 bits.
1044 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1046 config CRYPTO_CAMELLIA_SPARC64
1047 tristate "Camellia cipher algorithm (SPARC64)"
1050 select CRYPTO_ALGAPI
1052 Camellia cipher algorithm module (SPARC64).
1054 Camellia is a symmetric key block cipher developed jointly
1055 at NTT and Mitsubishi Electric Corporation.
1057 The Camellia specifies three key sizes: 128, 192 and 256 bits.
1060 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1062 config CRYPTO_CAST_COMMON
1065 Common parts of the CAST cipher algorithms shared by the
1066 generic c and the assembler implementations.
1069 tristate "CAST5 (CAST-128) cipher algorithm"
1070 select CRYPTO_ALGAPI
1071 select CRYPTO_CAST_COMMON
1073 The CAST5 encryption algorithm (synonymous with CAST-128) is
1074 described in RFC2144.
1076 config CRYPTO_CAST5_AVX_X86_64
1077 tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
1078 depends on X86 && 64BIT
1079 select CRYPTO_ALGAPI
1080 select CRYPTO_CRYPTD
1081 select CRYPTO_ABLK_HELPER
1082 select CRYPTO_CAST_COMMON
1085 The CAST5 encryption algorithm (synonymous with CAST-128) is
1086 described in RFC2144.
1088 This module provides the Cast5 cipher algorithm that processes
1089 sixteen blocks parallel using the AVX instruction set.
1092 tristate "CAST6 (CAST-256) cipher algorithm"
1093 select CRYPTO_ALGAPI
1094 select CRYPTO_CAST_COMMON
1096 The CAST6 encryption algorithm (synonymous with CAST-256) is
1097 described in RFC2612.
1099 config CRYPTO_CAST6_AVX_X86_64
1100 tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
1101 depends on X86 && 64BIT
1102 select CRYPTO_ALGAPI
1103 select CRYPTO_CRYPTD
1104 select CRYPTO_ABLK_HELPER
1105 select CRYPTO_GLUE_HELPER_X86
1106 select CRYPTO_CAST_COMMON
1111 The CAST6 encryption algorithm (synonymous with CAST-256) is
1112 described in RFC2612.
1114 This module provides the Cast6 cipher algorithm that processes
1115 eight blocks parallel using the AVX instruction set.
1118 tristate "DES and Triple DES EDE cipher algorithms"
1119 select CRYPTO_ALGAPI
1121 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
1123 config CRYPTO_DES_SPARC64
1124 tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
1126 select CRYPTO_ALGAPI
1129 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
1130 optimized using SPARC64 crypto opcodes.
1132 config CRYPTO_DES3_EDE_X86_64
1133 tristate "Triple DES EDE cipher algorithm (x86-64)"
1134 depends on X86 && 64BIT
1135 select CRYPTO_ALGAPI
1138 Triple DES EDE (FIPS 46-3) algorithm.
1140 This module provides implementation of the Triple DES EDE cipher
1141 algorithm that is optimized for x86-64 processors. Two versions of
1142 algorithm are provided; regular processing one input block and
1143 one that processes three blocks parallel.
1145 config CRYPTO_FCRYPT
1146 tristate "FCrypt cipher algorithm"
1147 select CRYPTO_ALGAPI
1148 select CRYPTO_BLKCIPHER
1150 FCrypt algorithm used by RxRPC.
1152 config CRYPTO_KHAZAD
1153 tristate "Khazad cipher algorithm"
1154 select CRYPTO_ALGAPI
1156 Khazad cipher algorithm.
1158 Khazad was a finalist in the initial NESSIE competition. It is
1159 an algorithm optimized for 64-bit processors with good performance
1160 on 32-bit processors. Khazad uses an 128 bit key size.
1163 <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
1165 config CRYPTO_SALSA20
1166 tristate "Salsa20 stream cipher algorithm"
1167 select CRYPTO_BLKCIPHER
1169 Salsa20 stream cipher algorithm.
1171 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1172 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1174 The Salsa20 stream cipher algorithm is designed by Daniel J.
1175 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1177 config CRYPTO_SALSA20_586
1178 tristate "Salsa20 stream cipher algorithm (i586)"
1179 depends on (X86 || UML_X86) && !64BIT
1180 select CRYPTO_BLKCIPHER
1182 Salsa20 stream cipher algorithm.
1184 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1185 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1187 The Salsa20 stream cipher algorithm is designed by Daniel J.
1188 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1190 config CRYPTO_SALSA20_X86_64
1191 tristate "Salsa20 stream cipher algorithm (x86_64)"
1192 depends on (X86 || UML_X86) && 64BIT
1193 select CRYPTO_BLKCIPHER
1195 Salsa20 stream cipher algorithm.
1197 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1198 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1200 The Salsa20 stream cipher algorithm is designed by Daniel J.
1201 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1203 config CRYPTO_CHACHA20
1204 tristate "ChaCha20 cipher algorithm"
1205 select CRYPTO_BLKCIPHER
1207 ChaCha20 cipher algorithm, RFC7539.
1209 ChaCha20 is a 256-bit high-speed stream cipher designed by Daniel J.
1210 Bernstein and further specified in RFC7539 for use in IETF protocols.
1211 This is the portable C implementation of ChaCha20.
1214 <http://cr.yp.to/chacha/chacha-20080128.pdf>
1217 tristate "SEED cipher algorithm"
1218 select CRYPTO_ALGAPI
1220 SEED cipher algorithm (RFC4269).
1222 SEED is a 128-bit symmetric key block cipher that has been
1223 developed by KISA (Korea Information Security Agency) as a
1224 national standard encryption algorithm of the Republic of Korea.
1225 It is a 16 round block cipher with the key size of 128 bit.
1228 <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
1230 config CRYPTO_SERPENT
1231 tristate "Serpent cipher algorithm"
1232 select CRYPTO_ALGAPI
1234 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1236 Keys are allowed to be from 0 to 256 bits in length, in steps
1237 of 8 bits. Also includes the 'Tnepres' algorithm, a reversed
1238 variant of Serpent for compatibility with old kerneli.org code.
1241 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1243 config CRYPTO_SERPENT_SSE2_X86_64
1244 tristate "Serpent cipher algorithm (x86_64/SSE2)"
1245 depends on X86 && 64BIT
1246 select CRYPTO_ALGAPI
1247 select CRYPTO_CRYPTD
1248 select CRYPTO_ABLK_HELPER
1249 select CRYPTO_GLUE_HELPER_X86
1250 select CRYPTO_SERPENT
1254 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1256 Keys are allowed to be from 0 to 256 bits in length, in steps
1259 This module provides Serpent cipher algorithm that processes eight
1260 blocks parallel using SSE2 instruction set.
1263 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1265 config CRYPTO_SERPENT_SSE2_586
1266 tristate "Serpent cipher algorithm (i586/SSE2)"
1267 depends on X86 && !64BIT
1268 select CRYPTO_ALGAPI
1269 select CRYPTO_CRYPTD
1270 select CRYPTO_ABLK_HELPER
1271 select CRYPTO_GLUE_HELPER_X86
1272 select CRYPTO_SERPENT
1276 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1278 Keys are allowed to be from 0 to 256 bits in length, in steps
1281 This module provides Serpent cipher algorithm that processes four
1282 blocks parallel using SSE2 instruction set.
1285 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1287 config CRYPTO_SERPENT_AVX_X86_64
1288 tristate "Serpent cipher algorithm (x86_64/AVX)"
1289 depends on X86 && 64BIT
1290 select CRYPTO_ALGAPI
1291 select CRYPTO_CRYPTD
1292 select CRYPTO_ABLK_HELPER
1293 select CRYPTO_GLUE_HELPER_X86
1294 select CRYPTO_SERPENT
1298 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1300 Keys are allowed to be from 0 to 256 bits in length, in steps
1303 This module provides the Serpent cipher algorithm that processes
1304 eight blocks parallel using the AVX instruction set.
1307 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1309 config CRYPTO_SERPENT_AVX2_X86_64
1310 tristate "Serpent cipher algorithm (x86_64/AVX2)"
1311 depends on X86 && 64BIT
1312 select CRYPTO_ALGAPI
1313 select CRYPTO_CRYPTD
1314 select CRYPTO_ABLK_HELPER
1315 select CRYPTO_GLUE_HELPER_X86
1316 select CRYPTO_SERPENT
1317 select CRYPTO_SERPENT_AVX_X86_64
1321 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1323 Keys are allowed to be from 0 to 256 bits in length, in steps
1326 This module provides Serpent cipher algorithm that processes 16
1327 blocks parallel using AVX2 instruction set.
1330 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1333 tristate "TEA, XTEA and XETA cipher algorithms"
1334 select CRYPTO_ALGAPI
1336 TEA cipher algorithm.
1338 Tiny Encryption Algorithm is a simple cipher that uses
1339 many rounds for security. It is very fast and uses
1342 Xtendend Tiny Encryption Algorithm is a modification to
1343 the TEA algorithm to address a potential key weakness
1344 in the TEA algorithm.
1346 Xtendend Encryption Tiny Algorithm is a mis-implementation
1347 of the XTEA algorithm for compatibility purposes.
1349 config CRYPTO_TWOFISH
1350 tristate "Twofish cipher algorithm"
1351 select CRYPTO_ALGAPI
1352 select CRYPTO_TWOFISH_COMMON
1354 Twofish cipher algorithm.
1356 Twofish was submitted as an AES (Advanced Encryption Standard)
1357 candidate cipher by researchers at CounterPane Systems. It is a
1358 16 round block cipher supporting key sizes of 128, 192, and 256
1362 <http://www.schneier.com/twofish.html>
1364 config CRYPTO_TWOFISH_COMMON
1367 Common parts of the Twofish cipher algorithm shared by the
1368 generic c and the assembler implementations.
1370 config CRYPTO_TWOFISH_586
1371 tristate "Twofish cipher algorithms (i586)"
1372 depends on (X86 || UML_X86) && !64BIT
1373 select CRYPTO_ALGAPI
1374 select CRYPTO_TWOFISH_COMMON
1376 Twofish cipher algorithm.
1378 Twofish was submitted as an AES (Advanced Encryption Standard)
1379 candidate cipher by researchers at CounterPane Systems. It is a
1380 16 round block cipher supporting key sizes of 128, 192, and 256
1384 <http://www.schneier.com/twofish.html>
1386 config CRYPTO_TWOFISH_X86_64
1387 tristate "Twofish cipher algorithm (x86_64)"
1388 depends on (X86 || UML_X86) && 64BIT
1389 select CRYPTO_ALGAPI
1390 select CRYPTO_TWOFISH_COMMON
1392 Twofish cipher algorithm (x86_64).
1394 Twofish was submitted as an AES (Advanced Encryption Standard)
1395 candidate cipher by researchers at CounterPane Systems. It is a
1396 16 round block cipher supporting key sizes of 128, 192, and 256
1400 <http://www.schneier.com/twofish.html>
1402 config CRYPTO_TWOFISH_X86_64_3WAY
1403 tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1404 depends on X86 && 64BIT
1405 select CRYPTO_ALGAPI
1406 select CRYPTO_TWOFISH_COMMON
1407 select CRYPTO_TWOFISH_X86_64
1408 select CRYPTO_GLUE_HELPER_X86
1412 Twofish cipher algorithm (x86_64, 3-way parallel).
1414 Twofish was submitted as an AES (Advanced Encryption Standard)
1415 candidate cipher by researchers at CounterPane Systems. It is a
1416 16 round block cipher supporting key sizes of 128, 192, and 256
1419 This module provides Twofish cipher algorithm that processes three
1420 blocks parallel, utilizing resources of out-of-order CPUs better.
1423 <http://www.schneier.com/twofish.html>
1425 config CRYPTO_TWOFISH_AVX_X86_64
1426 tristate "Twofish cipher algorithm (x86_64/AVX)"
1427 depends on X86 && 64BIT
1428 select CRYPTO_ALGAPI
1429 select CRYPTO_CRYPTD
1430 select CRYPTO_ABLK_HELPER
1431 select CRYPTO_GLUE_HELPER_X86
1432 select CRYPTO_TWOFISH_COMMON
1433 select CRYPTO_TWOFISH_X86_64
1434 select CRYPTO_TWOFISH_X86_64_3WAY
1438 Twofish cipher algorithm (x86_64/AVX).
1440 Twofish was submitted as an AES (Advanced Encryption Standard)
1441 candidate cipher by researchers at CounterPane Systems. It is a
1442 16 round block cipher supporting key sizes of 128, 192, and 256
1445 This module provides the Twofish cipher algorithm that processes
1446 eight blocks parallel using the AVX Instruction Set.
1449 <http://www.schneier.com/twofish.html>
1451 comment "Compression"
1453 config CRYPTO_DEFLATE
1454 tristate "Deflate compression algorithm"
1455 select CRYPTO_ALGAPI
1459 This is the Deflate algorithm (RFC1951), specified for use in
1460 IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1462 You will most probably want this if using IPSec.
1465 tristate "Zlib compression algorithm"
1471 This is the zlib algorithm.
1474 tristate "LZO compression algorithm"
1475 select CRYPTO_ALGAPI
1477 select LZO_DECOMPRESS
1479 This is the LZO algorithm.
1482 tristate "842 compression algorithm"
1483 select CRYPTO_ALGAPI
1485 select 842_DECOMPRESS
1487 This is the 842 algorithm.
1490 tristate "LZ4 compression algorithm"
1491 select CRYPTO_ALGAPI
1493 select LZ4_DECOMPRESS
1495 This is the LZ4 algorithm.
1498 tristate "LZ4HC compression algorithm"
1499 select CRYPTO_ALGAPI
1500 select LZ4HC_COMPRESS
1501 select LZ4_DECOMPRESS
1503 This is the LZ4 high compression mode algorithm.
1505 comment "Random Number Generation"
1507 config CRYPTO_ANSI_CPRNG
1508 tristate "Pseudo Random Number Generation for Cryptographic modules"
1512 This option enables the generic pseudo random number generator
1513 for cryptographic modules. Uses the Algorithm specified in
1514 ANSI X9.31 A.2.4. Note that this option must be enabled if
1515 CRYPTO_FIPS is selected
1517 menuconfig CRYPTO_DRBG_MENU
1518 tristate "NIST SP800-90A DRBG"
1520 NIST SP800-90A compliant DRBG. In the following submenu, one or
1521 more of the DRBG types must be selected.
1525 config CRYPTO_DRBG_HMAC
1529 select CRYPTO_SHA256
1531 config CRYPTO_DRBG_HASH
1532 bool "Enable Hash DRBG"
1533 select CRYPTO_SHA256
1535 Enable the Hash DRBG variant as defined in NIST SP800-90A.
1537 config CRYPTO_DRBG_CTR
1538 bool "Enable CTR DRBG"
1541 Enable the CTR DRBG variant as defined in NIST SP800-90A.
1545 default CRYPTO_DRBG_MENU
1547 select CRYPTO_JITTERENTROPY
1549 endif # if CRYPTO_DRBG_MENU
1551 config CRYPTO_JITTERENTROPY
1552 tristate "Jitterentropy Non-Deterministic Random Number Generator"
1554 The Jitterentropy RNG is a noise that is intended
1555 to provide seed to another RNG. The RNG does not
1556 perform any cryptographic whitening of the generated
1557 random numbers. This Jitterentropy RNG registers with
1558 the kernel crypto API and can be used by any caller.
1560 config CRYPTO_USER_API
1563 config CRYPTO_USER_API_HASH
1564 tristate "User-space interface for hash algorithms"
1567 select CRYPTO_USER_API
1569 This option enables the user-spaces interface for hash
1572 config CRYPTO_USER_API_SKCIPHER
1573 tristate "User-space interface for symmetric key cipher algorithms"
1575 select CRYPTO_BLKCIPHER
1576 select CRYPTO_USER_API
1578 This option enables the user-spaces interface for symmetric
1579 key cipher algorithms.
1581 config CRYPTO_USER_API_RNG
1582 tristate "User-space interface for random number generator algorithms"
1585 select CRYPTO_USER_API
1587 This option enables the user-spaces interface for random
1588 number generator algorithms.
1590 config CRYPTO_USER_API_AEAD
1591 tristate "User-space interface for AEAD cipher algorithms"
1594 select CRYPTO_USER_API
1596 This option enables the user-spaces interface for AEAD
1599 config CRYPTO_HASH_INFO
1602 source "drivers/crypto/Kconfig"
1603 source crypto/asymmetric_keys/Kconfig