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_MANAGER_DISABLE_TESTS
28 This options enables the fips boot option which is
29 required if you want to system to operate in a FIPS 200
30 certification. You should say no unless you know what
37 This option provides the API for cryptographic algorithms.
51 config CRYPTO_BLKCIPHER
53 select CRYPTO_BLKCIPHER2
56 config CRYPTO_BLKCIPHER2
60 select CRYPTO_WORKQUEUE
90 tristate "Cryptographic algorithm manager"
91 select CRYPTO_MANAGER2
93 Create default cryptographic template instantiations such as
96 config CRYPTO_MANAGER2
97 def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
100 select CRYPTO_BLKCIPHER2
104 tristate "Userspace cryptographic algorithm configuration"
106 select CRYPTO_MANAGER
108 Userspace configuration for cryptographic instantiations such as
111 config CRYPTO_MANAGER_DISABLE_TESTS
112 bool "Disable run-time self tests"
114 depends on CRYPTO_MANAGER2
116 Disable run-time self tests that normally take place at
117 algorithm registration.
119 config CRYPTO_GF128MUL
120 tristate "GF(2^128) multiplication functions"
122 Efficient table driven implementation of multiplications in the
123 field GF(2^128). This is needed by some cypher modes. This
124 option will be selected automatically if you select such a
125 cipher mode. Only select this option by hand if you expect to load
126 an external module that requires these functions.
129 tristate "Null algorithms"
131 select CRYPTO_BLKCIPHER
134 These are 'Null' algorithms, used by IPsec, which do nothing.
137 tristate "Parallel crypto engine (EXPERIMENTAL)"
138 depends on SMP && EXPERIMENTAL
140 select CRYPTO_MANAGER
143 This converts an arbitrary crypto algorithm into a parallel
144 algorithm that executes in kernel threads.
146 config CRYPTO_WORKQUEUE
150 tristate "Software async crypto daemon"
151 select CRYPTO_BLKCIPHER
153 select CRYPTO_MANAGER
154 select CRYPTO_WORKQUEUE
156 This is a generic software asynchronous crypto daemon that
157 converts an arbitrary synchronous software crypto algorithm
158 into an asynchronous algorithm that executes in a kernel thread.
160 config CRYPTO_AUTHENC
161 tristate "Authenc support"
163 select CRYPTO_BLKCIPHER
164 select CRYPTO_MANAGER
167 Authenc: Combined mode wrapper for IPsec.
168 This is required for IPSec.
171 tristate "Testing module"
173 select CRYPTO_MANAGER
175 Quick & dirty crypto test module.
177 config CRYPTO_ABLK_HELPER_X86
182 config CRYPTO_GLUE_HELPER_X86
187 comment "Authenticated Encryption with Associated Data"
190 tristate "CCM support"
194 Support for Counter with CBC MAC. Required for IPsec.
197 tristate "GCM/GMAC support"
202 Support for Galois/Counter Mode (GCM) and Galois Message
203 Authentication Code (GMAC). Required for IPSec.
206 tristate "Sequence Number IV Generator"
208 select CRYPTO_BLKCIPHER
211 This IV generator generates an IV based on a sequence number by
212 xoring it with a salt. This algorithm is mainly useful for CTR
214 comment "Block modes"
217 tristate "CBC support"
218 select CRYPTO_BLKCIPHER
219 select CRYPTO_MANAGER
221 CBC: Cipher Block Chaining mode
222 This block cipher algorithm is required for IPSec.
225 tristate "CTR support"
226 select CRYPTO_BLKCIPHER
228 select CRYPTO_MANAGER
231 This block cipher algorithm is required for IPSec.
234 tristate "CTS support"
235 select CRYPTO_BLKCIPHER
237 CTS: Cipher Text Stealing
238 This is the Cipher Text Stealing mode as described by
239 Section 8 of rfc2040 and referenced by rfc3962.
240 (rfc3962 includes errata information in its Appendix A)
241 This mode is required for Kerberos gss mechanism support
245 tristate "ECB support"
246 select CRYPTO_BLKCIPHER
247 select CRYPTO_MANAGER
249 ECB: Electronic CodeBook mode
250 This is the simplest block cipher algorithm. It simply encrypts
251 the input block by block.
254 tristate "LRW support"
255 select CRYPTO_BLKCIPHER
256 select CRYPTO_MANAGER
257 select CRYPTO_GF128MUL
259 LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
260 narrow block cipher mode for dm-crypt. Use it with cipher
261 specification string aes-lrw-benbi, the key must be 256, 320 or 384.
262 The first 128, 192 or 256 bits in the key are used for AES and the
263 rest is used to tie each cipher block to its logical position.
266 tristate "PCBC support"
267 select CRYPTO_BLKCIPHER
268 select CRYPTO_MANAGER
270 PCBC: Propagating Cipher Block Chaining mode
271 This block cipher algorithm is required for RxRPC.
274 tristate "XTS support"
275 select CRYPTO_BLKCIPHER
276 select CRYPTO_MANAGER
277 select CRYPTO_GF128MUL
279 XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
280 key size 256, 384 or 512 bits. This implementation currently
281 can't handle a sectorsize which is not a multiple of 16 bytes.
286 tristate "HMAC support"
288 select CRYPTO_MANAGER
290 HMAC: Keyed-Hashing for Message Authentication (RFC2104).
291 This is required for IPSec.
294 tristate "XCBC support"
295 depends on EXPERIMENTAL
297 select CRYPTO_MANAGER
299 XCBC: Keyed-Hashing with encryption algorithm
300 http://www.ietf.org/rfc/rfc3566.txt
301 http://csrc.nist.gov/encryption/modes/proposedmodes/
302 xcbc-mac/xcbc-mac-spec.pdf
305 tristate "VMAC support"
306 depends on EXPERIMENTAL
308 select CRYPTO_MANAGER
310 VMAC is a message authentication algorithm designed for
311 very high speed on 64-bit architectures.
314 <http://fastcrypto.org/vmac>
319 tristate "CRC32c CRC algorithm"
323 Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used
324 by iSCSI for header and data digests and by others.
325 See Castagnoli93. Module will be crc32c.
327 config CRYPTO_CRC32C_X86_64
329 depends on X86 && 64BIT
332 In Intel processor with SSE4.2 supported, the processor will
333 support CRC32C calculation using hardware accelerated CRC32
334 instruction optimized with PCLMULQDQ instruction when available.
336 config CRYPTO_CRC32C_INTEL
337 tristate "CRC32c INTEL hardware acceleration"
339 select CRYPTO_CRC32C_X86_64 if 64BIT
342 In Intel processor with SSE4.2 supported, the processor will
343 support CRC32C implementation using hardware accelerated CRC32
344 instruction. This option will create 'crc32c-intel' module,
345 which will enable any routine to use the CRC32 instruction to
346 gain performance compared with software implementation.
347 Module will be crc32c-intel.
349 config CRYPTO_CRC32C_SPARC64
350 tristate "CRC32c CRC algorithm (SPARC64)"
355 CRC32c CRC algorithm implemented using sparc64 crypto instructions,
359 tristate "GHASH digest algorithm"
360 select CRYPTO_GF128MUL
362 GHASH is message digest algorithm for GCM (Galois/Counter Mode).
365 tristate "MD4 digest algorithm"
368 MD4 message digest algorithm (RFC1320).
371 tristate "MD5 digest algorithm"
374 MD5 message digest algorithm (RFC1321).
376 config CRYPTO_MD5_SPARC64
377 tristate "MD5 digest algorithm (SPARC64)"
382 MD5 message digest algorithm (RFC1321) implemented
383 using sparc64 crypto instructions, when available.
385 config CRYPTO_MICHAEL_MIC
386 tristate "Michael MIC keyed digest algorithm"
389 Michael MIC is used for message integrity protection in TKIP
390 (IEEE 802.11i). This algorithm is required for TKIP, but it
391 should not be used for other purposes because of the weakness
395 tristate "RIPEMD-128 digest algorithm"
398 RIPEMD-128 (ISO/IEC 10118-3:2004).
400 RIPEMD-128 is a 128-bit cryptographic hash function. It should only
401 be used as a secure replacement for RIPEMD. For other use cases,
402 RIPEMD-160 should be used.
404 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
405 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
408 tristate "RIPEMD-160 digest algorithm"
411 RIPEMD-160 (ISO/IEC 10118-3:2004).
413 RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
414 to be used as a secure replacement for the 128-bit hash functions
415 MD4, MD5 and it's predecessor RIPEMD
416 (not to be confused with RIPEMD-128).
418 It's speed is comparable to SHA1 and there are no known attacks
421 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
422 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
425 tristate "RIPEMD-256 digest algorithm"
428 RIPEMD-256 is an optional extension of RIPEMD-128 with a
429 256 bit hash. It is intended for applications that require
430 longer hash-results, without needing a larger security level
433 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
434 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
437 tristate "RIPEMD-320 digest algorithm"
440 RIPEMD-320 is an optional extension of RIPEMD-160 with a
441 320 bit hash. It is intended for applications that require
442 longer hash-results, without needing a larger security level
445 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
446 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
449 tristate "SHA1 digest algorithm"
452 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
454 config CRYPTO_SHA1_SSSE3
455 tristate "SHA1 digest algorithm (SSSE3/AVX)"
456 depends on X86 && 64BIT
460 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
461 using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
462 Extensions (AVX), when available.
464 config CRYPTO_SHA1_SPARC64
465 tristate "SHA1 digest algorithm (SPARC64)"
470 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
471 using sparc64 crypto instructions, when available.
473 config CRYPTO_SHA1_ARM
474 tristate "SHA1 digest algorithm (ARM-asm)"
479 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
480 using optimized ARM assembler.
483 tristate "SHA224 and SHA256 digest algorithm"
486 SHA256 secure hash standard (DFIPS 180-2).
488 This version of SHA implements a 256 bit hash with 128 bits of
489 security against collision attacks.
491 This code also includes SHA-224, a 224 bit hash with 112 bits
492 of security against collision attacks.
494 config CRYPTO_SHA256_SPARC64
495 tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
500 SHA-256 secure hash standard (DFIPS 180-2) implemented
501 using sparc64 crypto instructions, when available.
504 tristate "SHA384 and SHA512 digest algorithms"
507 SHA512 secure hash standard (DFIPS 180-2).
509 This version of SHA implements a 512 bit hash with 256 bits of
510 security against collision attacks.
512 This code also includes SHA-384, a 384 bit hash with 192 bits
513 of security against collision attacks.
515 config CRYPTO_SHA512_SPARC64
516 tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
521 SHA-512 secure hash standard (DFIPS 180-2) implemented
522 using sparc64 crypto instructions, when available.
525 tristate "Tiger digest algorithms"
528 Tiger hash algorithm 192, 160 and 128-bit hashes
530 Tiger is a hash function optimized for 64-bit processors while
531 still having decent performance on 32-bit processors.
532 Tiger was developed by Ross Anderson and Eli Biham.
535 <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
538 tristate "Whirlpool digest algorithms"
541 Whirlpool hash algorithm 512, 384 and 256-bit hashes
543 Whirlpool-512 is part of the NESSIE cryptographic primitives.
544 Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
547 <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
549 config CRYPTO_GHASH_CLMUL_NI_INTEL
550 tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
551 depends on X86 && 64BIT
554 GHASH is message digest algorithm for GCM (Galois/Counter Mode).
555 The implementation is accelerated by CLMUL-NI of Intel.
560 tristate "AES cipher algorithms"
563 AES cipher algorithms (FIPS-197). AES uses the Rijndael
566 Rijndael appears to be consistently a very good performer in
567 both hardware and software across a wide range of computing
568 environments regardless of its use in feedback or non-feedback
569 modes. Its key setup time is excellent, and its key agility is
570 good. Rijndael's very low memory requirements make it very well
571 suited for restricted-space environments, in which it also
572 demonstrates excellent performance. Rijndael's operations are
573 among the easiest to defend against power and timing attacks.
575 The AES specifies three key sizes: 128, 192 and 256 bits
577 See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
579 config CRYPTO_AES_586
580 tristate "AES cipher algorithms (i586)"
581 depends on (X86 || UML_X86) && !64BIT
585 AES cipher algorithms (FIPS-197). AES uses the Rijndael
588 Rijndael appears to be consistently a very good performer in
589 both hardware and software across a wide range of computing
590 environments regardless of its use in feedback or non-feedback
591 modes. Its key setup time is excellent, and its key agility is
592 good. Rijndael's very low memory requirements make it very well
593 suited for restricted-space environments, in which it also
594 demonstrates excellent performance. Rijndael's operations are
595 among the easiest to defend against power and timing attacks.
597 The AES specifies three key sizes: 128, 192 and 256 bits
599 See <http://csrc.nist.gov/encryption/aes/> for more information.
601 config CRYPTO_AES_X86_64
602 tristate "AES cipher algorithms (x86_64)"
603 depends on (X86 || UML_X86) && 64BIT
607 AES cipher algorithms (FIPS-197). AES uses the Rijndael
610 Rijndael appears to be consistently a very good performer in
611 both hardware and software across a wide range of computing
612 environments regardless of its use in feedback or non-feedback
613 modes. Its key setup time is excellent, and its key agility is
614 good. Rijndael's very low memory requirements make it very well
615 suited for restricted-space environments, in which it also
616 demonstrates excellent performance. Rijndael's operations are
617 among the easiest to defend against power and timing attacks.
619 The AES specifies three key sizes: 128, 192 and 256 bits
621 See <http://csrc.nist.gov/encryption/aes/> for more information.
623 config CRYPTO_AES_NI_INTEL
624 tristate "AES cipher algorithms (AES-NI)"
626 select CRYPTO_AES_X86_64 if 64BIT
627 select CRYPTO_AES_586 if !64BIT
629 select CRYPTO_ABLK_HELPER_X86
634 Use Intel AES-NI instructions for AES algorithm.
636 AES cipher algorithms (FIPS-197). AES uses the Rijndael
639 Rijndael appears to be consistently a very good performer in
640 both hardware and software across a wide range of computing
641 environments regardless of its use in feedback or non-feedback
642 modes. Its key setup time is excellent, and its key agility is
643 good. Rijndael's very low memory requirements make it very well
644 suited for restricted-space environments, in which it also
645 demonstrates excellent performance. Rijndael's operations are
646 among the easiest to defend against power and timing attacks.
648 The AES specifies three key sizes: 128, 192 and 256 bits
650 See <http://csrc.nist.gov/encryption/aes/> for more information.
652 In addition to AES cipher algorithm support, the acceleration
653 for some popular block cipher mode is supported too, including
654 ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
655 acceleration for CTR.
657 config CRYPTO_AES_SPARC64
658 tristate "AES cipher algorithms (SPARC64)"
663 Use SPARC64 crypto opcodes for AES algorithm.
665 AES cipher algorithms (FIPS-197). AES uses the Rijndael
668 Rijndael appears to be consistently a very good performer in
669 both hardware and software across a wide range of computing
670 environments regardless of its use in feedback or non-feedback
671 modes. Its key setup time is excellent, and its key agility is
672 good. Rijndael's very low memory requirements make it very well
673 suited for restricted-space environments, in which it also
674 demonstrates excellent performance. Rijndael's operations are
675 among the easiest to defend against power and timing attacks.
677 The AES specifies three key sizes: 128, 192 and 256 bits
679 See <http://csrc.nist.gov/encryption/aes/> for more information.
681 In addition to AES cipher algorithm support, the acceleration
682 for some popular block cipher mode is supported too, including
685 config CRYPTO_AES_ARM
686 tristate "AES cipher algorithms (ARM-asm)"
691 Use optimized AES assembler routines for ARM platforms.
693 AES cipher algorithms (FIPS-197). AES uses the Rijndael
696 Rijndael appears to be consistently a very good performer in
697 both hardware and software across a wide range of computing
698 environments regardless of its use in feedback or non-feedback
699 modes. Its key setup time is excellent, and its key agility is
700 good. Rijndael's very low memory requirements make it very well
701 suited for restricted-space environments, in which it also
702 demonstrates excellent performance. Rijndael's operations are
703 among the easiest to defend against power and timing attacks.
705 The AES specifies three key sizes: 128, 192 and 256 bits
707 See <http://csrc.nist.gov/encryption/aes/> for more information.
710 tristate "Anubis cipher algorithm"
713 Anubis cipher algorithm.
715 Anubis is a variable key length cipher which can use keys from
716 128 bits to 320 bits in length. It was evaluated as a entrant
717 in the NESSIE competition.
720 <https://www.cosic.esat.kuleuven.be/nessie/reports/>
721 <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
724 tristate "ARC4 cipher algorithm"
725 select CRYPTO_BLKCIPHER
727 ARC4 cipher algorithm.
729 ARC4 is a stream cipher using keys ranging from 8 bits to 2048
730 bits in length. This algorithm is required for driver-based
731 WEP, but it should not be for other purposes because of the
732 weakness of the algorithm.
734 config CRYPTO_BLOWFISH
735 tristate "Blowfish cipher algorithm"
737 select CRYPTO_BLOWFISH_COMMON
739 Blowfish cipher algorithm, by Bruce Schneier.
741 This is a variable key length cipher which can use keys from 32
742 bits to 448 bits in length. It's fast, simple and specifically
743 designed for use on "large microprocessors".
746 <http://www.schneier.com/blowfish.html>
748 config CRYPTO_BLOWFISH_COMMON
751 Common parts of the Blowfish cipher algorithm shared by the
752 generic c and the assembler implementations.
755 <http://www.schneier.com/blowfish.html>
757 config CRYPTO_BLOWFISH_X86_64
758 tristate "Blowfish cipher algorithm (x86_64)"
759 depends on X86 && 64BIT
761 select CRYPTO_BLOWFISH_COMMON
763 Blowfish cipher algorithm (x86_64), by Bruce Schneier.
765 This is a variable key length cipher which can use keys from 32
766 bits to 448 bits in length. It's fast, simple and specifically
767 designed for use on "large microprocessors".
770 <http://www.schneier.com/blowfish.html>
772 config CRYPTO_CAMELLIA
773 tristate "Camellia cipher algorithms"
777 Camellia cipher algorithms module.
779 Camellia is a symmetric key block cipher developed jointly
780 at NTT and Mitsubishi Electric Corporation.
782 The Camellia specifies three key sizes: 128, 192 and 256 bits.
785 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
787 config CRYPTO_CAMELLIA_X86_64
788 tristate "Camellia cipher algorithm (x86_64)"
789 depends on X86 && 64BIT
792 select CRYPTO_GLUE_HELPER_X86
796 Camellia cipher algorithm module (x86_64).
798 Camellia is a symmetric key block cipher developed jointly
799 at NTT and Mitsubishi Electric Corporation.
801 The Camellia specifies three key sizes: 128, 192 and 256 bits.
804 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
806 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
807 tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
808 depends on X86 && 64BIT
812 select CRYPTO_ABLK_HELPER_X86
813 select CRYPTO_GLUE_HELPER_X86
814 select CRYPTO_CAMELLIA_X86_64
818 Camellia cipher algorithm module (x86_64/AES-NI/AVX).
820 Camellia is a symmetric key block cipher developed jointly
821 at NTT and Mitsubishi Electric Corporation.
823 The Camellia specifies three key sizes: 128, 192 and 256 bits.
826 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
828 config CRYPTO_CAMELLIA_SPARC64
829 tristate "Camellia cipher algorithm (SPARC64)"
834 Camellia cipher algorithm module (SPARC64).
836 Camellia is a symmetric key block cipher developed jointly
837 at NTT and Mitsubishi Electric Corporation.
839 The Camellia specifies three key sizes: 128, 192 and 256 bits.
842 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
845 tristate "CAST5 (CAST-128) cipher algorithm"
848 The CAST5 encryption algorithm (synonymous with CAST-128) is
849 described in RFC2144.
851 config CRYPTO_CAST5_AVX_X86_64
852 tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
853 depends on X86 && 64BIT
856 select CRYPTO_ABLK_HELPER_X86
859 The CAST5 encryption algorithm (synonymous with CAST-128) is
860 described in RFC2144.
862 This module provides the Cast5 cipher algorithm that processes
863 sixteen blocks parallel using the AVX instruction set.
866 tristate "CAST6 (CAST-256) cipher algorithm"
869 The CAST6 encryption algorithm (synonymous with CAST-256) is
870 described in RFC2612.
872 config CRYPTO_CAST6_AVX_X86_64
873 tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
874 depends on X86 && 64BIT
877 select CRYPTO_ABLK_HELPER_X86
878 select CRYPTO_GLUE_HELPER_X86
883 The CAST6 encryption algorithm (synonymous with CAST-256) is
884 described in RFC2612.
886 This module provides the Cast6 cipher algorithm that processes
887 eight blocks parallel using the AVX instruction set.
890 tristate "DES and Triple DES EDE cipher algorithms"
893 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
895 config CRYPTO_DES_SPARC64
896 tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
901 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
902 optimized using SPARC64 crypto opcodes.
905 tristate "FCrypt cipher algorithm"
907 select CRYPTO_BLKCIPHER
909 FCrypt algorithm used by RxRPC.
912 tristate "Khazad cipher algorithm"
915 Khazad cipher algorithm.
917 Khazad was a finalist in the initial NESSIE competition. It is
918 an algorithm optimized for 64-bit processors with good performance
919 on 32-bit processors. Khazad uses an 128 bit key size.
922 <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
924 config CRYPTO_SALSA20
925 tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
926 depends on EXPERIMENTAL
927 select CRYPTO_BLKCIPHER
929 Salsa20 stream cipher algorithm.
931 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
932 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
934 The Salsa20 stream cipher algorithm is designed by Daniel J.
935 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
937 config CRYPTO_SALSA20_586
938 tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
939 depends on (X86 || UML_X86) && !64BIT
940 depends on EXPERIMENTAL
941 select CRYPTO_BLKCIPHER
943 Salsa20 stream cipher algorithm.
945 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
946 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
948 The Salsa20 stream cipher algorithm is designed by Daniel J.
949 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
951 config CRYPTO_SALSA20_X86_64
952 tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
953 depends on (X86 || UML_X86) && 64BIT
954 depends on EXPERIMENTAL
955 select CRYPTO_BLKCIPHER
957 Salsa20 stream cipher algorithm.
959 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
960 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
962 The Salsa20 stream cipher algorithm is designed by Daniel J.
963 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
966 tristate "SEED cipher algorithm"
969 SEED cipher algorithm (RFC4269).
971 SEED is a 128-bit symmetric key block cipher that has been
972 developed by KISA (Korea Information Security Agency) as a
973 national standard encryption algorithm of the Republic of Korea.
974 It is a 16 round block cipher with the key size of 128 bit.
977 <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
979 config CRYPTO_SERPENT
980 tristate "Serpent cipher algorithm"
983 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
985 Keys are allowed to be from 0 to 256 bits in length, in steps
986 of 8 bits. Also includes the 'Tnepres' algorithm, a reversed
987 variant of Serpent for compatibility with old kerneli.org code.
990 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
992 config CRYPTO_SERPENT_SSE2_X86_64
993 tristate "Serpent cipher algorithm (x86_64/SSE2)"
994 depends on X86 && 64BIT
997 select CRYPTO_ABLK_HELPER_X86
998 select CRYPTO_GLUE_HELPER_X86
999 select CRYPTO_SERPENT
1003 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1005 Keys are allowed to be from 0 to 256 bits in length, in steps
1008 This module provides Serpent cipher algorithm that processes eigth
1009 blocks parallel using SSE2 instruction set.
1012 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1014 config CRYPTO_SERPENT_SSE2_586
1015 tristate "Serpent cipher algorithm (i586/SSE2)"
1016 depends on X86 && !64BIT
1017 select CRYPTO_ALGAPI
1018 select CRYPTO_CRYPTD
1019 select CRYPTO_ABLK_HELPER_X86
1020 select CRYPTO_GLUE_HELPER_X86
1021 select CRYPTO_SERPENT
1025 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1027 Keys are allowed to be from 0 to 256 bits in length, in steps
1030 This module provides Serpent cipher algorithm that processes four
1031 blocks parallel using SSE2 instruction set.
1034 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1036 config CRYPTO_SERPENT_AVX_X86_64
1037 tristate "Serpent cipher algorithm (x86_64/AVX)"
1038 depends on X86 && 64BIT
1039 select CRYPTO_ALGAPI
1040 select CRYPTO_CRYPTD
1041 select CRYPTO_ABLK_HELPER_X86
1042 select CRYPTO_GLUE_HELPER_X86
1043 select CRYPTO_SERPENT
1047 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1049 Keys are allowed to be from 0 to 256 bits in length, in steps
1052 This module provides the Serpent cipher algorithm that processes
1053 eight blocks parallel using the AVX instruction set.
1056 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1059 tristate "TEA, XTEA and XETA cipher algorithms"
1060 select CRYPTO_ALGAPI
1062 TEA cipher algorithm.
1064 Tiny Encryption Algorithm is a simple cipher that uses
1065 many rounds for security. It is very fast and uses
1068 Xtendend Tiny Encryption Algorithm is a modification to
1069 the TEA algorithm to address a potential key weakness
1070 in the TEA algorithm.
1072 Xtendend Encryption Tiny Algorithm is a mis-implementation
1073 of the XTEA algorithm for compatibility purposes.
1075 config CRYPTO_TWOFISH
1076 tristate "Twofish cipher algorithm"
1077 select CRYPTO_ALGAPI
1078 select CRYPTO_TWOFISH_COMMON
1080 Twofish cipher algorithm.
1082 Twofish was submitted as an AES (Advanced Encryption Standard)
1083 candidate cipher by researchers at CounterPane Systems. It is a
1084 16 round block cipher supporting key sizes of 128, 192, and 256
1088 <http://www.schneier.com/twofish.html>
1090 config CRYPTO_TWOFISH_COMMON
1093 Common parts of the Twofish cipher algorithm shared by the
1094 generic c and the assembler implementations.
1096 config CRYPTO_TWOFISH_586
1097 tristate "Twofish cipher algorithms (i586)"
1098 depends on (X86 || UML_X86) && !64BIT
1099 select CRYPTO_ALGAPI
1100 select CRYPTO_TWOFISH_COMMON
1102 Twofish cipher algorithm.
1104 Twofish was submitted as an AES (Advanced Encryption Standard)
1105 candidate cipher by researchers at CounterPane Systems. It is a
1106 16 round block cipher supporting key sizes of 128, 192, and 256
1110 <http://www.schneier.com/twofish.html>
1112 config CRYPTO_TWOFISH_X86_64
1113 tristate "Twofish cipher algorithm (x86_64)"
1114 depends on (X86 || UML_X86) && 64BIT
1115 select CRYPTO_ALGAPI
1116 select CRYPTO_TWOFISH_COMMON
1118 Twofish cipher algorithm (x86_64).
1120 Twofish was submitted as an AES (Advanced Encryption Standard)
1121 candidate cipher by researchers at CounterPane Systems. It is a
1122 16 round block cipher supporting key sizes of 128, 192, and 256
1126 <http://www.schneier.com/twofish.html>
1128 config CRYPTO_TWOFISH_X86_64_3WAY
1129 tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1130 depends on X86 && 64BIT
1131 select CRYPTO_ALGAPI
1132 select CRYPTO_TWOFISH_COMMON
1133 select CRYPTO_TWOFISH_X86_64
1134 select CRYPTO_GLUE_HELPER_X86
1138 Twofish cipher algorithm (x86_64, 3-way parallel).
1140 Twofish was submitted as an AES (Advanced Encryption Standard)
1141 candidate cipher by researchers at CounterPane Systems. It is a
1142 16 round block cipher supporting key sizes of 128, 192, and 256
1145 This module provides Twofish cipher algorithm that processes three
1146 blocks parallel, utilizing resources of out-of-order CPUs better.
1149 <http://www.schneier.com/twofish.html>
1151 config CRYPTO_TWOFISH_AVX_X86_64
1152 tristate "Twofish cipher algorithm (x86_64/AVX)"
1153 depends on X86 && 64BIT
1154 select CRYPTO_ALGAPI
1155 select CRYPTO_CRYPTD
1156 select CRYPTO_ABLK_HELPER_X86
1157 select CRYPTO_GLUE_HELPER_X86
1158 select CRYPTO_TWOFISH_COMMON
1159 select CRYPTO_TWOFISH_X86_64
1160 select CRYPTO_TWOFISH_X86_64_3WAY
1164 Twofish cipher algorithm (x86_64/AVX).
1166 Twofish was submitted as an AES (Advanced Encryption Standard)
1167 candidate cipher by researchers at CounterPane Systems. It is a
1168 16 round block cipher supporting key sizes of 128, 192, and 256
1171 This module provides the Twofish cipher algorithm that processes
1172 eight blocks parallel using the AVX Instruction Set.
1175 <http://www.schneier.com/twofish.html>
1177 comment "Compression"
1179 config CRYPTO_DEFLATE
1180 tristate "Deflate compression algorithm"
1181 select CRYPTO_ALGAPI
1185 This is the Deflate algorithm (RFC1951), specified for use in
1186 IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1188 You will most probably want this if using IPSec.
1191 tristate "Zlib compression algorithm"
1197 This is the zlib algorithm.
1200 tristate "LZO compression algorithm"
1201 select CRYPTO_ALGAPI
1203 select LZO_DECOMPRESS
1205 This is the LZO algorithm.
1208 tristate "842 compression algorithm"
1209 depends on CRYPTO_DEV_NX_COMPRESS
1210 # 842 uses lzo if the hardware becomes unavailable
1212 select LZO_DECOMPRESS
1214 This is the 842 algorithm.
1216 comment "Random Number Generation"
1218 config CRYPTO_ANSI_CPRNG
1219 tristate "Pseudo Random Number Generation for Cryptographic modules"
1224 This option enables the generic pseudo random number generator
1225 for cryptographic modules. Uses the Algorithm specified in
1226 ANSI X9.31 A.2.4. Note that this option must be enabled if
1227 CRYPTO_FIPS is selected
1229 config CRYPTO_USER_API
1232 config CRYPTO_USER_API_HASH
1233 tristate "User-space interface for hash algorithms"
1236 select CRYPTO_USER_API
1238 This option enables the user-spaces interface for hash
1241 config CRYPTO_USER_API_SKCIPHER
1242 tristate "User-space interface for symmetric key cipher algorithms"
1244 select CRYPTO_BLKCIPHER
1245 select CRYPTO_USER_API
1247 This option enables the user-spaces interface for symmetric
1248 key cipher algorithms.
1250 source "drivers/crypto/Kconfig"
1251 source crypto/asymmetric_keys/Kconfig