From 3f342a23257df99b792c1edb1236e85badc157de Mon Sep 17 00:00:00 2001 From: Robert Elliott Date: Sat, 20 Aug 2022 13:41:48 -0500 Subject: crypto: Kconfig - simplify hash entries Shorten menu titles and make them consistent: - acronym - name - architecture features in parenthesis - no suffixes like " algorithm", "support", or "hardware acceleration", or "optimized" Simplify help text descriptions, update references, and ensure that https references are still valid. Signed-off-by: Robert Elliott Signed-off-by: Herbert Xu --- crypto/Kconfig | 176 +++++++++++++++++++++++++++++++-------------------------- 1 file changed, 97 insertions(+), 79 deletions(-) (limited to 'crypto/Kconfig') diff --git a/crypto/Kconfig b/crypto/Kconfig index 5159a0efec84..0a385a7aa040 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -890,215 +890,233 @@ endmenu menu "Hashes, digests, and MACs" config CRYPTO_BLAKE2B - tristate "BLAKE2b digest algorithm" + tristate "BLAKE2b" select CRYPTO_HASH help - Implementation of cryptographic hash function BLAKE2b (or just BLAKE2), - optimized for 64bit platforms and can produce digests of any size - between 1 to 64. The keyed hash is also implemented. + BLAKE2b cryptographic hash function (RFC 7693) - This module provides the following algorithms: + BLAKE2b is optimized for 64-bit platforms and can produce digests + of any size between 1 and 64 bytes. The keyed hash is also implemented. + This module provides the following algorithms: - blake2b-160 - blake2b-256 - blake2b-384 - blake2b-512 + Used by the btrfs filesystem. + See https://blake2.net for further information. + config CRYPTO_BLAKE2S + tristate "BLAKE2s" + select CRYPTO_LIB_BLAKE2S_GENERIC + select CRYPTO_HASH + help + BLAKE2s cryptographic hash function (RFC 7693) + + BLAKE2s is optimized for 8 to 32-bit platforms and can produce + digests of any size between 1 and 32 bytes. The keyed hash is + also implemented. + + This module provides the following algorithms: + - blake2s-128 + - blake2s-160 + - blake2s-224 + - blake2s-256 + + Used by Wireguard. + + See https://blake2.net for further information. + config CRYPTO_CMAC - tristate "CMAC support" + tristate "CMAC (Cipher-based MAC)" select CRYPTO_HASH select CRYPTO_MANAGER help - Cipher-based Message Authentication Code (CMAC) specified by - The National Institute of Standards and Technology (NIST). - - https://tools.ietf.org/html/rfc4493 - http://csrc.nist.gov/publications/nistpubs/800-38B/SP_800-38B.pdf + CMAC (Cipher-based Message Authentication Code) authentication + mode (NIST SP800-38B and IETF RFC4493) config CRYPTO_GHASH - tristate "GHASH hash function" + tristate "GHASH" select CRYPTO_GF128MUL select CRYPTO_HASH help - GHASH is the hash function used in GCM (Galois/Counter Mode). - It is not a general-purpose cryptographic hash function. + GCM GHASH function (NIST SP800-38D) config CRYPTO_HMAC - tristate "HMAC support" + tristate "HMAC (Keyed-Hash MAC)" select CRYPTO_HASH select CRYPTO_MANAGER help - HMAC: Keyed-Hashing for Message Authentication (RFC2104). - This is required for IPSec. + HMAC (Keyed-Hash Message Authentication Code) (FIPS 198 and + RFC2104) + + This is required for IPsec AH (XFRM_AH) and IPsec ESP (XFRM_ESP). config CRYPTO_MD4 - tristate "MD4 digest algorithm" + tristate "MD4" select CRYPTO_HASH help - MD4 message digest algorithm (RFC1320). + MD4 message digest algorithm (RFC1320) config CRYPTO_MD5 - tristate "MD5 digest algorithm" + tristate "MD5" select CRYPTO_HASH help - MD5 message digest algorithm (RFC1321). + MD5 message digest algorithm (RFC1321) config CRYPTO_MICHAEL_MIC - tristate "Michael MIC keyed digest algorithm" + tristate "Michael MIC" select CRYPTO_HASH help - Michael MIC is used for message integrity protection in TKIP - (IEEE 802.11i). This algorithm is required for TKIP, but it - should not be used for other purposes because of the weakness - of the algorithm. + Michael MIC (Message Integrity Code) (IEEE 802.11i) + + Defined by the IEEE 802.11i TKIP (Temporal Key Integrity Protocol), + known as WPA (Wif-Fi Protected Access). + + This algorithm is required for TKIP, but it should not be used for + other purposes because of the weakness of the algorithm. config CRYPTO_POLYVAL tristate select CRYPTO_GF128MUL select CRYPTO_HASH help - POLYVAL is the hash function used in HCTR2. It is not a general-purpose + POLYVAL hash function for HCTR2 + + This is used in HCTR2. It is not a general-purpose cryptographic hash function. config CRYPTO_POLY1305 - tristate "Poly1305 authenticator algorithm" + tristate "Poly1305" select CRYPTO_HASH select CRYPTO_LIB_POLY1305_GENERIC help - Poly1305 authenticator algorithm, RFC7539. + Poly1305 authenticator algorithm (RFC7539) Poly1305 is an authenticator algorithm designed by Daniel J. Bernstein. It is used for the ChaCha20-Poly1305 AEAD, specified in RFC7539 for use in IETF protocols. This is the portable C implementation of Poly1305. config CRYPTO_RMD160 - tristate "RIPEMD-160 digest algorithm" + tristate "RIPEMD-160" select CRYPTO_HASH help - RIPEMD-160 (ISO/IEC 10118-3:2004). + RIPEMD-160 hash function (ISO/IEC 10118-3) RIPEMD-160 is a 160-bit cryptographic hash function. It is intended to be used as a secure replacement for the 128-bit hash functions MD4, MD5 and its predecessor RIPEMD (not to be confused with RIPEMD-128). - It's speed is comparable to SHA1 and there are no known attacks + Its speed is comparable to SHA-1 and there are no known attacks against RIPEMD-160. Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. - See + See https://homes.esat.kuleuven.be/~bosselae/ripemd160.html + for further information. config CRYPTO_SHA1 - tristate "SHA1 digest algorithm" + tristate "SHA-1" select CRYPTO_HASH select CRYPTO_LIB_SHA1 help - SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). + SHA-1 secure hash algorithm (FIPS 180, ISO/IEC 10118-3) config CRYPTO_SHA256 - tristate "SHA224 and SHA256 digest algorithm" + tristate "SHA-224 and SHA-256" select CRYPTO_HASH select CRYPTO_LIB_SHA256 help - SHA256 secure hash standard (DFIPS 180-2). - - This version of SHA implements a 256 bit hash with 128 bits of - security against collision attacks. + SHA-224 and SHA-256 secure hash algorithms (FIPS 180, ISO/IEC 10118-3) - This code also includes SHA-224, a 224 bit hash with 112 bits - of security against collision attacks. + This is required for IPsec AH (XFRM_AH) and IPsec ESP (XFRM_ESP). + Used by the btrfs filesystem, Ceph, NFS, and SMB. config CRYPTO_SHA512 - tristate "SHA384 and SHA512 digest algorithms" + tristate "SHA-384 and SHA-512" select CRYPTO_HASH help - SHA512 secure hash standard (DFIPS 180-2). - - This version of SHA implements a 512 bit hash with 256 bits of - security against collision attacks. - - This code also includes SHA-384, a 384 bit hash with 192 bits - of security against collision attacks. + SHA-384 and SHA-512 secure hash algorithms (FIPS 180, ISO/IEC 10118-3) config CRYPTO_SHA3 - tristate "SHA3 digest algorithm" + tristate "SHA-3" select CRYPTO_HASH help - SHA-3 secure hash standard (DFIPS 202). It's based on - cryptographic sponge function family called Keccak. - - References: - http://keccak.noekeon.org/ + SHA-3 secure hash algorithms (FIPS 202, ISO/IEC 10118-3) config CRYPTO_SM3 tristate config CRYPTO_SM3_GENERIC - tristate "SM3 digest algorithm" + tristate "SM3 (ShangMi 3)" select CRYPTO_HASH select CRYPTO_SM3 help - SM3 secure hash function as defined by OSCCA GM/T 0004-2012 SM3). - It is part of the Chinese Commercial Cryptography suite. + SM3 (ShangMi 3) secure hash function (OSCCA GM/T 0004-2012, ISO/IEC 10118-3) + + This is part of the Chinese Commercial Cryptography suite. References: http://www.oscca.gov.cn/UpFile/20101222141857786.pdf https://datatracker.ietf.org/doc/html/draft-shen-sm3-hash config CRYPTO_STREEBOG - tristate "Streebog Hash Function" + tristate "Streebog" select CRYPTO_HASH help - Streebog Hash Function (GOST R 34.11-2012, RFC 6986) is one of the Russian - cryptographic standard algorithms (called GOST algorithms). - This setting enables two hash algorithms with 256 and 512 bits output. + Streebog Hash Function (GOST R 34.11-2012, RFC 6986, ISO/IEC 10118-3) + + This is one of the Russian cryptographic standard algorithms (called + GOST algorithms). This setting enables two hash algorithms with + 256 and 512 bits output. References: https://tc26.ru/upload/iblock/fed/feddbb4d26b685903faa2ba11aea43f6.pdf https://tools.ietf.org/html/rfc6986 config CRYPTO_VMAC - tristate "VMAC support" + tristate "VMAC" select CRYPTO_HASH select CRYPTO_MANAGER help VMAC is a message authentication algorithm designed for very high speed on 64-bit architectures. - See also: - + See https://fastcrypto.org/vmac for further information. config CRYPTO_WP512 - tristate "Whirlpool digest algorithms" + tristate "Whirlpool" select CRYPTO_HASH help - Whirlpool hash algorithm 512, 384 and 256-bit hashes + Whirlpool hash function (ISO/IEC 10118-3) + + 512, 384 and 256-bit hashes. Whirlpool-512 is part of the NESSIE cryptographic primitives. - Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard - See also: - + See https://web.archive.org/web/20171129084214/http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html + for further information. config CRYPTO_XCBC - tristate "XCBC support" + tristate "XCBC-MAC (Extended Cipher Block Chaining MAC)" select CRYPTO_HASH select CRYPTO_MANAGER help - XCBC: Keyed-Hashing with encryption algorithm - https://www.ietf.org/rfc/rfc3566.txt - http://csrc.nist.gov/encryption/modes/proposedmodes/ - xcbc-mac/xcbc-mac-spec.pdf + XCBC-MAC (Extended Cipher Block Chaining Message Authentication + Code) (RFC3566) config CRYPTO_XXHASH - tristate "xxHash hash algorithm" + tristate "xxHash" select CRYPTO_HASH select XXHASH help - xxHash non-cryptographic hash algorithm. Extremely fast, working at - speeds close to RAM limits. + xxHash non-cryptographic hash algorithm + + Extremely fast, working at speeds close to RAM limits. + + Used by the btrfs filesystem. endmenu -- cgit v1.2.3