| # |
| # Generic algorithms support |
| # |
| config XOR_BLOCKS |
| tristate |
| |
| # |
| # async_tx api: hardware offloaded memory transfer/transform support |
| # |
| source "crypto/async_tx/Kconfig" |
| |
| # |
| # Cryptographic API Configuration |
| # |
| menuconfig CRYPTO |
| tristate "Cryptographic API" |
| help |
| This option provides the core Cryptographic API. |
| |
| if CRYPTO |
| |
| comment "Crypto core or helper" |
| |
| config CRYPTO_FIPS |
| bool "FIPS 200 compliance" |
| help |
| This options enables the fips boot option which is |
| required if you want to system to operate in a FIPS 200 |
| certification. You should say no unless you know what |
| this is. |
| |
| config CRYPTO_ALGAPI |
| tristate |
| select CRYPTO_ALGAPI2 |
| help |
| This option provides the API for cryptographic algorithms. |
| |
| config CRYPTO_ALGAPI2 |
| tristate |
| |
| config CRYPTO_AEAD |
| tristate |
| select CRYPTO_AEAD2 |
| select CRYPTO_ALGAPI |
| |
| config CRYPTO_AEAD2 |
| tristate |
| select CRYPTO_ALGAPI2 |
| |
| config CRYPTO_BLKCIPHER |
| tristate |
| select CRYPTO_BLKCIPHER2 |
| select CRYPTO_ALGAPI |
| |
| config CRYPTO_BLKCIPHER2 |
| tristate |
| select CRYPTO_ALGAPI2 |
| select CRYPTO_RNG2 |
| |
| config CRYPTO_HASH |
| tristate |
| select CRYPTO_HASH2 |
| select CRYPTO_ALGAPI |
| |
| config CRYPTO_HASH2 |
| tristate |
| select CRYPTO_ALGAPI2 |
| |
| config CRYPTO_RNG |
| tristate |
| select CRYPTO_RNG2 |
| select CRYPTO_ALGAPI |
| |
| config CRYPTO_RNG2 |
| tristate |
| select CRYPTO_ALGAPI2 |
| |
| config CRYPTO_MANAGER |
| tristate "Cryptographic algorithm manager" |
| select CRYPTO_MANAGER2 |
| help |
| Create default cryptographic template instantiations such as |
| cbc(aes). |
| |
| config CRYPTO_MANAGER2 |
| def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y) |
| select CRYPTO_AEAD2 |
| select CRYPTO_HASH2 |
| select CRYPTO_BLKCIPHER2 |
| |
| config CRYPTO_GF128MUL |
| tristate "GF(2^128) multiplication functions (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| help |
| Efficient table driven implementation of multiplications in the |
| field GF(2^128). This is needed by some cypher modes. This |
| option will be selected automatically if you select such a |
| cipher mode. Only select this option by hand if you expect to load |
| an external module that requires these functions. |
| |
| config CRYPTO_NULL |
| tristate "Null algorithms" |
| select CRYPTO_ALGAPI |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_HASH |
| help |
| These are 'Null' algorithms, used by IPsec, which do nothing. |
| |
| config CRYPTO_WORKQUEUE |
| tristate |
| |
| config CRYPTO_CRYPTD |
| tristate "Software async crypto daemon" |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_HASH |
| select CRYPTO_MANAGER |
| help |
| This is a generic software asynchronous crypto daemon that |
| converts an arbitrary synchronous software crypto algorithm |
| into an asynchronous algorithm that executes in a kernel thread. |
| |
| config CRYPTO_AUTHENC |
| tristate "Authenc support" |
| select CRYPTO_AEAD |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_MANAGER |
| select CRYPTO_HASH |
| help |
| Authenc: Combined mode wrapper for IPsec. |
| This is required for IPSec. |
| |
| config CRYPTO_TEST |
| tristate "Testing module" |
| depends on m |
| select CRYPTO_MANAGER |
| help |
| Quick & dirty crypto test module. |
| |
| comment "Authenticated Encryption with Associated Data" |
| |
| config CRYPTO_CCM |
| tristate "CCM support" |
| select CRYPTO_CTR |
| select CRYPTO_AEAD |
| help |
| Support for Counter with CBC MAC. Required for IPsec. |
| |
| config CRYPTO_GCM |
| tristate "GCM/GMAC support" |
| select CRYPTO_CTR |
| select CRYPTO_AEAD |
| select CRYPTO_GF128MUL |
| help |
| Support for Galois/Counter Mode (GCM) and Galois Message |
| Authentication Code (GMAC). Required for IPSec. |
| |
| config CRYPTO_SEQIV |
| tristate "Sequence Number IV Generator" |
| select CRYPTO_AEAD |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_RNG |
| help |
| This IV generator generates an IV based on a sequence number by |
| xoring it with a salt. This algorithm is mainly useful for CTR |
| |
| comment "Block modes" |
| |
| config CRYPTO_CBC |
| tristate "CBC support" |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_MANAGER |
| help |
| CBC: Cipher Block Chaining mode |
| This block cipher algorithm is required for IPSec. |
| |
| config CRYPTO_CTR |
| tristate "CTR support" |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_SEQIV |
| select CRYPTO_MANAGER |
| help |
| CTR: Counter mode |
| This block cipher algorithm is required for IPSec. |
| |
| config CRYPTO_CTS |
| tristate "CTS support" |
| select CRYPTO_BLKCIPHER |
| help |
| CTS: Cipher Text Stealing |
| This is the Cipher Text Stealing mode as described by |
| Section 8 of rfc2040 and referenced by rfc3962. |
| (rfc3962 includes errata information in its Appendix A) |
| This mode is required for Kerberos gss mechanism support |
| for AES encryption. |
| |
| config CRYPTO_ECB |
| tristate "ECB support" |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_MANAGER |
| help |
| ECB: Electronic CodeBook mode |
| This is the simplest block cipher algorithm. It simply encrypts |
| the input block by block. |
| |
| config CRYPTO_LRW |
| tristate "LRW support (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_MANAGER |
| select CRYPTO_GF128MUL |
| help |
| LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable |
| narrow block cipher mode for dm-crypt. Use it with cipher |
| specification string aes-lrw-benbi, the key must be 256, 320 or 384. |
| The first 128, 192 or 256 bits in the key are used for AES and the |
| rest is used to tie each cipher block to its logical position. |
| |
| config CRYPTO_PCBC |
| tristate "PCBC support" |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_MANAGER |
| help |
| PCBC: Propagating Cipher Block Chaining mode |
| This block cipher algorithm is required for RxRPC. |
| |
| config CRYPTO_XTS |
| tristate "XTS support (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| select CRYPTO_BLKCIPHER |
| select CRYPTO_MANAGER |
| select CRYPTO_GF128MUL |
| help |
| XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain, |
| key size 256, 384 or 512 bits. This implementation currently |
| can't handle a sectorsize which is not a multiple of 16 bytes. |
| |
| comment "Hash modes" |
| |
| config CRYPTO_HMAC |
| tristate "HMAC support" |
| select CRYPTO_HASH |
| select CRYPTO_MANAGER |
| help |
| HMAC: Keyed-Hashing for Message Authentication (RFC2104). |
| This is required for IPSec. |
| |
| config CRYPTO_XCBC |
| tristate "XCBC support" |
| depends on EXPERIMENTAL |
| select CRYPTO_HASH |
| select CRYPTO_MANAGER |
| help |
| XCBC: Keyed-Hashing with encryption algorithm |
| http://www.ietf.org/rfc/rfc3566.txt |
| http://csrc.nist.gov/encryption/modes/proposedmodes/ |
| xcbc-mac/xcbc-mac-spec.pdf |
| |
| comment "Digest" |
| |
| config CRYPTO_CRC32C |
| tristate "CRC32c CRC algorithm" |
| select CRYPTO_HASH |
| help |
| Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used |
| by iSCSI for header and data digests and by others. |
| See Castagnoli93. Module will be crc32c. |
| |
| config CRYPTO_CRC32C_INTEL |
| tristate "CRC32c INTEL hardware acceleration" |
| depends on X86 |
| select CRYPTO_HASH |
| help |
| In Intel processor with SSE4.2 supported, the processor will |
| support CRC32C implementation using hardware accelerated CRC32 |
| instruction. This option will create 'crc32c-intel' module, |
| which will enable any routine to use the CRC32 instruction to |
| gain performance compared with software implementation. |
| Module will be crc32c-intel. |
| |
| config CRYPTO_MD4 |
| tristate "MD4 digest algorithm" |
| select CRYPTO_HASH |
| help |
| MD4 message digest algorithm (RFC1320). |
| |
| config CRYPTO_MD5 |
| tristate "MD5 digest algorithm" |
| select CRYPTO_HASH |
| help |
| MD5 message digest algorithm (RFC1321). |
| |
| config CRYPTO_MICHAEL_MIC |
| tristate "Michael MIC keyed digest algorithm" |
| 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. |
| |
| config CRYPTO_RMD128 |
| tristate "RIPEMD-128 digest algorithm" |
| select CRYPTO_HASH |
| help |
| RIPEMD-128 (ISO/IEC 10118-3:2004). |
| |
| RIPEMD-128 is a 128-bit cryptographic hash function. It should only |
| to be used as a secure replacement for RIPEMD. For other use cases |
| RIPEMD-160 should be used. |
| |
| Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
| See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> |
| |
| config CRYPTO_RMD160 |
| tristate "RIPEMD-160 digest algorithm" |
| select CRYPTO_HASH |
| help |
| RIPEMD-160 (ISO/IEC 10118-3:2004). |
| |
| 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 it's predecessor RIPEMD |
| (not to be confused with RIPEMD-128). |
| |
| It's speed is comparable to SHA1 and there are no known attacks |
| against RIPEMD-160. |
| |
| Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
| See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> |
| |
| config CRYPTO_RMD256 |
| tristate "RIPEMD-256 digest algorithm" |
| select CRYPTO_HASH |
| help |
| RIPEMD-256 is an optional extension of RIPEMD-128 with a |
| 256 bit hash. It is intended for applications that require |
| longer hash-results, without needing a larger security level |
| (than RIPEMD-128). |
| |
| Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
| See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> |
| |
| config CRYPTO_RMD320 |
| tristate "RIPEMD-320 digest algorithm" |
| select CRYPTO_HASH |
| help |
| RIPEMD-320 is an optional extension of RIPEMD-160 with a |
| 320 bit hash. It is intended for applications that require |
| longer hash-results, without needing a larger security level |
| (than RIPEMD-160). |
| |
| Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
| See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> |
| |
| config CRYPTO_SHA1 |
| tristate "SHA1 digest algorithm" |
| select CRYPTO_HASH |
| help |
| SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). |
| |
| config CRYPTO_SHA256 |
| tristate "SHA224 and SHA256 digest algorithm" |
| select CRYPTO_HASH |
| 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. |
| |
| This code also includes SHA-224, a 224 bit hash with 112 bits |
| of security against collision attacks. |
| |
| config CRYPTO_SHA512 |
| tristate "SHA384 and SHA512 digest algorithms" |
| 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. |
| |
| config CRYPTO_TGR192 |
| tristate "Tiger digest algorithms" |
| select CRYPTO_HASH |
| help |
| Tiger hash algorithm 192, 160 and 128-bit hashes |
| |
| Tiger is a hash function optimized for 64-bit processors while |
| still having decent performance on 32-bit processors. |
| Tiger was developed by Ross Anderson and Eli Biham. |
| |
| See also: |
| <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>. |
| |
| config CRYPTO_WP512 |
| tristate "Whirlpool digest algorithms" |
| select CRYPTO_HASH |
| help |
| Whirlpool hash algorithm 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: |
| <http://planeta.terra.com.br/informatica/paulobarreto/WhirlpoolPage.html> |
| |
| comment "Ciphers" |
| |
| config CRYPTO_AES |
| tristate "AES cipher algorithms" |
| select CRYPTO_ALGAPI |
| help |
| AES cipher algorithms (FIPS-197). AES uses the Rijndael |
| algorithm. |
| |
| Rijndael appears to be consistently a very good performer in |
| both hardware and software across a wide range of computing |
| environments regardless of its use in feedback or non-feedback |
| modes. Its key setup time is excellent, and its key agility is |
| good. Rijndael's very low memory requirements make it very well |
| suited for restricted-space environments, in which it also |
| demonstrates excellent performance. Rijndael's operations are |
| among the easiest to defend against power and timing attacks. |
| |
| The AES specifies three key sizes: 128, 192 and 256 bits |
| |
| See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information. |
| |
| config CRYPTO_AES_586 |
| tristate "AES cipher algorithms (i586)" |
| depends on (X86 || UML_X86) && !64BIT |
| select CRYPTO_ALGAPI |
| select CRYPTO_AES |
| help |
| AES cipher algorithms (FIPS-197). AES uses the Rijndael |
| algorithm. |
| |
| Rijndael appears to be consistently a very good performer in |
| both hardware and software across a wide range of computing |
| environments regardless of its use in feedback or non-feedback |
| modes. Its key setup time is excellent, and its key agility is |
| good. Rijndael's very low memory requirements make it very well |
| suited for restricted-space environments, in which it also |
| demonstrates excellent performance. Rijndael's operations are |
| among the easiest to defend against power and timing attacks. |
| |
| The AES specifies three key sizes: 128, 192 and 256 bits |
| |
| See <http://csrc.nist.gov/encryption/aes/> for more information. |
| |
| config CRYPTO_AES_X86_64 |
| tristate "AES cipher algorithms (x86_64)" |
| depends on (X86 || UML_X86) && 64BIT |
| select CRYPTO_ALGAPI |
| select CRYPTO_AES |
| help |
| AES cipher algorithms (FIPS-197). AES uses the Rijndael |
| algorithm. |
| |
| Rijndael appears to be consistently a very good performer in |
| both hardware and software across a wide range of computing |
| environments regardless of its use in feedback or non-feedback |
| modes. Its key setup time is excellent, and its key agility is |
| good. Rijndael's very low memory requirements make it very well |
| suited for restricted-space environments, in which it also |
| demonstrates excellent performance. Rijndael's operations are |
| among the easiest to defend against power and timing attacks. |
| |
| The AES specifies three key sizes: 128, 192 and 256 bits |
| |
| See <http://csrc.nist.gov/encryption/aes/> for more information. |
| |
| config CRYPTO_AES_NI_INTEL |
| tristate "AES cipher algorithms (AES-NI)" |
| depends on (X86 || UML_X86) && 64BIT |
| select CRYPTO_AES_X86_64 |
| select CRYPTO_CRYPTD |
| select CRYPTO_ALGAPI |
| help |
| Use Intel AES-NI instructions for AES algorithm. |
| |
| AES cipher algorithms (FIPS-197). AES uses the Rijndael |
| algorithm. |
| |
| Rijndael appears to be consistently a very good performer in |
| both hardware and software across a wide range of computing |
| environments regardless of its use in feedback or non-feedback |
| modes. Its key setup time is excellent, and its key agility is |
| good. Rijndael's very low memory requirements make it very well |
| suited for restricted-space environments, in which it also |
| demonstrates excellent performance. Rijndael's operations are |
| among the easiest to defend against power and timing attacks. |
| |
| The AES specifies three key sizes: 128, 192 and 256 bits |
| |
| See <http://csrc.nist.gov/encryption/aes/> for more information. |
| |
| config CRYPTO_ANUBIS |
| tristate "Anubis cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| Anubis cipher algorithm. |
| |
| Anubis is a variable key length cipher which can use keys from |
| 128 bits to 320 bits in length. It was evaluated as a entrant |
| in the NESSIE competition. |
| |
| See also: |
| <https://www.cosic.esat.kuleuven.ac.be/nessie/reports/> |
| <http://planeta.terra.com.br/informatica/paulobarreto/AnubisPage.html> |
| |
| config CRYPTO_ARC4 |
| tristate "ARC4 cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| ARC4 cipher algorithm. |
| |
| ARC4 is a stream cipher using keys ranging from 8 bits to 2048 |
| bits in length. This algorithm is required for driver-based |
| WEP, but it should not be for other purposes because of the |
| weakness of the algorithm. |
| |
| config CRYPTO_BLOWFISH |
| tristate "Blowfish cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| Blowfish cipher algorithm, by Bruce Schneier. |
| |
| This is a variable key length cipher which can use keys from 32 |
| bits to 448 bits in length. It's fast, simple and specifically |
| designed for use on "large microprocessors". |
| |
| See also: |
| <http://www.schneier.com/blowfish.html> |
| |
| config CRYPTO_CAMELLIA |
| tristate "Camellia cipher algorithms" |
| depends on CRYPTO |
| select CRYPTO_ALGAPI |
| help |
| Camellia cipher algorithms module. |
| |
| Camellia is a symmetric key block cipher developed jointly |
| at NTT and Mitsubishi Electric Corporation. |
| |
| The Camellia specifies three key sizes: 128, 192 and 256 bits. |
| |
| See also: |
| <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html> |
| |
| config CRYPTO_CAST5 |
| tristate "CAST5 (CAST-128) cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| The CAST5 encryption algorithm (synonymous with CAST-128) is |
| described in RFC2144. |
| |
| config CRYPTO_CAST6 |
| tristate "CAST6 (CAST-256) cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| The CAST6 encryption algorithm (synonymous with CAST-256) is |
| described in RFC2612. |
| |
| config CRYPTO_DES |
| tristate "DES and Triple DES EDE cipher algorithms" |
| select CRYPTO_ALGAPI |
| help |
| DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). |
| |
| config CRYPTO_FCRYPT |
| tristate "FCrypt cipher algorithm" |
| select CRYPTO_ALGAPI |
| select CRYPTO_BLKCIPHER |
| help |
| FCrypt algorithm used by RxRPC. |
| |
| config CRYPTO_KHAZAD |
| tristate "Khazad cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| Khazad cipher algorithm. |
| |
| Khazad was a finalist in the initial NESSIE competition. It is |
| an algorithm optimized for 64-bit processors with good performance |
| on 32-bit processors. Khazad uses an 128 bit key size. |
| |
| See also: |
| <http://planeta.terra.com.br/informatica/paulobarreto/KhazadPage.html> |
| |
| config CRYPTO_SALSA20 |
| tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| select CRYPTO_BLKCIPHER |
| help |
| Salsa20 stream cipher algorithm. |
| |
| Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT |
| Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> |
| |
| The Salsa20 stream cipher algorithm is designed by Daniel J. |
| Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> |
| |
| config CRYPTO_SALSA20_586 |
| tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)" |
| depends on (X86 || UML_X86) && !64BIT |
| depends on EXPERIMENTAL |
| select CRYPTO_BLKCIPHER |
| help |
| Salsa20 stream cipher algorithm. |
| |
| Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT |
| Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> |
| |
| The Salsa20 stream cipher algorithm is designed by Daniel J. |
| Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> |
| |
| config CRYPTO_SALSA20_X86_64 |
| tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)" |
| depends on (X86 || UML_X86) && 64BIT |
| depends on EXPERIMENTAL |
| select CRYPTO_BLKCIPHER |
| help |
| Salsa20 stream cipher algorithm. |
| |
| Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT |
| Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> |
| |
| The Salsa20 stream cipher algorithm is designed by Daniel J. |
| Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> |
| |
| config CRYPTO_SEED |
| tristate "SEED cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| SEED cipher algorithm (RFC4269). |
| |
| SEED is a 128-bit symmetric key block cipher that has been |
| developed by KISA (Korea Information Security Agency) as a |
| national standard encryption algorithm of the Republic of Korea. |
| It is a 16 round block cipher with the key size of 128 bit. |
| |
| See also: |
| <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp> |
| |
| config CRYPTO_SERPENT |
| tristate "Serpent cipher algorithm" |
| select CRYPTO_ALGAPI |
| help |
| Serpent cipher algorithm, by Anderson, Biham & Knudsen. |
| |
| Keys are allowed to be from 0 to 256 bits in length, in steps |
| of 8 bits. Also includes the 'Tnepres' algorithm, a reversed |
| variant of Serpent for compatibility with old kerneli.org code. |
| |
| See also: |
| <http://www.cl.cam.ac.uk/~rja14/serpent.html> |
| |
| config CRYPTO_TEA |
| tristate "TEA, XTEA and XETA cipher algorithms" |
| select CRYPTO_ALGAPI |
| help |
| TEA cipher algorithm. |
| |
| Tiny Encryption Algorithm is a simple cipher that uses |
| many rounds for security. It is very fast and uses |
| little memory. |
| |
| Xtendend Tiny Encryption Algorithm is a modification to |
| the TEA algorithm to address a potential key weakness |
| in the TEA algorithm. |
| |
| Xtendend Encryption Tiny Algorithm is a mis-implementation |
| of the XTEA algorithm for compatibility purposes. |
| |
| config CRYPTO_TWOFISH |
| tristate "Twofish cipher algorithm" |
| select CRYPTO_ALGAPI |
| select CRYPTO_TWOFISH_COMMON |
| help |
| Twofish cipher algorithm. |
| |
| Twofish was submitted as an AES (Advanced Encryption Standard) |
| candidate cipher by researchers at CounterPane Systems. It is a |
| 16 round block cipher supporting key sizes of 128, 192, and 256 |
| bits. |
| |
| See also: |
| <http://www.schneier.com/twofish.html> |
| |
| config CRYPTO_TWOFISH_COMMON |
| tristate |
| help |
| Common parts of the Twofish cipher algorithm shared by the |
| generic c and the assembler implementations. |
| |
| config CRYPTO_TWOFISH_586 |
| tristate "Twofish cipher algorithms (i586)" |
| depends on (X86 || UML_X86) && !64BIT |
| select CRYPTO_ALGAPI |
| select CRYPTO_TWOFISH_COMMON |
| help |
| Twofish cipher algorithm. |
| |
| Twofish was submitted as an AES (Advanced Encryption Standard) |
| candidate cipher by researchers at CounterPane Systems. It is a |
| 16 round block cipher supporting key sizes of 128, 192, and 256 |
| bits. |
| |
| See also: |
| <http://www.schneier.com/twofish.html> |
| |
| config CRYPTO_TWOFISH_X86_64 |
| tristate "Twofish cipher algorithm (x86_64)" |
| depends on (X86 || UML_X86) && 64BIT |
| select CRYPTO_ALGAPI |
| select CRYPTO_TWOFISH_COMMON |
| help |
| Twofish cipher algorithm (x86_64). |
| |
| Twofish was submitted as an AES (Advanced Encryption Standard) |
| candidate cipher by researchers at CounterPane Systems. It is a |
| 16 round block cipher supporting key sizes of 128, 192, and 256 |
| bits. |
| |
| See also: |
| <http://www.schneier.com/twofish.html> |
| |
| comment "Compression" |
| |
| config CRYPTO_DEFLATE |
| tristate "Deflate compression algorithm" |
| select CRYPTO_ALGAPI |
| select ZLIB_INFLATE |
| select ZLIB_DEFLATE |
| help |
| This is the Deflate algorithm (RFC1951), specified for use in |
| IPSec with the IPCOMP protocol (RFC3173, RFC2394). |
| |
| You will most probably want this if using IPSec. |
| |
| config CRYPTO_LZO |
| tristate "LZO compression algorithm" |
| select CRYPTO_ALGAPI |
| select LZO_COMPRESS |
| select LZO_DECOMPRESS |
| help |
| This is the LZO algorithm. |
| |
| comment "Random Number Generation" |
| |
| config CRYPTO_ANSI_CPRNG |
| tristate "Pseudo Random Number Generation for Cryptographic modules" |
| select CRYPTO_AES |
| select CRYPTO_RNG |
| select CRYPTO_FIPS |
| help |
| This option enables the generic pseudo random number generator |
| for cryptographic modules. Uses the Algorithm specified in |
| ANSI X9.31 A.2.4 |
| |
| source "drivers/crypto/Kconfig" |
| |
| endif # if CRYPTO |