This is a list of hash functions, including cyclic redundancy checks, checksum functions, and cryptographic hash functions.
Contents
Cyclic redundancy checks
| Name | Length | Type |
| BSD checksum | 16 bits | CRC |
| Checksum | 32 bits | CRC |
| CRC-16 | 16 bits | CRC |
| CRC-32 | 32 bits | [CRC |
| CRC-32 MPEG-2 | 32 bits | CRC |
| CRC-64 | 64 bits | CRC |
| SYSV checksum | 16 bits | CRC |
Adler-32 is often mistaken for a CRC, but it is not, it is a #Checksums|checksum.
Checksums
| Name | Length | Type |
| sum (Unix) | 16 or 32 bits | sum |
| sum8 | 8 bits | sum |
| sum16 | 16 bits | sum |
| sum24 | 24 bits | sum |
| sum32 | 32 bits | sum |
| fletcher-4 | 4 bits | sum |
| fletcher-8 | 8 bits | sum |
| fletcher-16 | 16 bits | sum |
| fletcher-32 | 32 bits | sum |
| Adler-32 | 32 bits | sum |
| xor8 | 8 bits | sum |
| Luhn algorithm | 4 bits | sum |
| Verhoeff algorithm | 4 bits | sum |
| Damm algorithm | 1 decimal digit | Quasigroup operation |
Universal hash function families
Non-cryptographic hash functions
| Name | Length | Type |
| Pearson hashing | 8 bits (or more) | XOR/table |
| Paul Hsieh’s SuperFastHash | 32 bits | |
| Buzhash | variable | XOR/table |
| Fowler–Noll–Vo hash function (FNV Hash) | 32, 64, 128, 256, 512, or 1024 bits | xor/product or product/XOR |
| Jenkins hash function | 32 or 64 bits | XOR/addition |
| Java hashCode() | 32 bits | |
| Bernstein hash djb2 | 32 bits | |
| PJW hash / Elf Hash | 32 or 64 bits | hash |
| MurmurHash | 32, 64, or 128 bits | product/rotation |
| SpookyHash | 32, 64, or 128 bits | see Jenkins hash function |
| CityHash | 64, 128, or 256 bits | |
| numeric hash (nhash) | variable | Division/Modulo |
| xxHash | 32, 64 bits | product/rotation |
| HighwayHash | 64, 128, or 256 bits | product/permutation |
| t1ha (Fast Positive Hash) | 32, 64 bits | product/rotation/XOR/add |
| jodyhash | 16, 32, or 64 bits | add/rotation/XOR |
Keyed cryptographic hash functions
| Name | Tag Length | Type |
| VMAC | | |
| UMAC | | |
| BLAKE2 | up to 512 bits | keyed hash function (prefix-MAC) |
| Poly1305-AES | 128 bits | nonce-based |
| PMAC (cryptography) | | |
| SipHash | 64 bits | non-collision-resistant PRF |
| One-key MAC | | |
| MD6 | 512 bits | Merkle tree NLFSR |
| HMAC | | |
Unkeyed cryptographic hash functions
| Name | Length | Type |
| BLAKE-256 | 256 bits | HAIFA structure |
| BLAKE-512 | 512 bits | HAIFA structure |
| BLAKE2s | Up to 256 bits | HAIFA structure |
| BLAKE2b | Up to 512 bits | HAIFA structure |
| ECOH | 224 to 512 bits | hash |
| FSB | 160 to 512 bits | hash |
| GOST | 256 bits | hash |
| Grøst | Up to 512 bits | hash |
| HAS-160 | 160 bits | hash |
| HAVAL | 128 to 256 bits | hash |
| JH | 224 to 512 bits | hash |
| MD2 | 128 bits | hash |
| MD4 | 128 bits | hash |
| MD5 | 128 bits | Merkle–Damgård construction |
| MD6 | Up to 512 bits | Merkle tree NLFSR (it is also a keyed hash function) |
| RadioGatún | Up to 1216 bits | hash |
| RIPEMD | 128 bits | hash |
| RIPEMD-128 | 128 bits | hash |
| RIPEMD-160 | 160 bits | hash |
| RIPEMD-320 | 320 bits | hash |
| SHA-1 | 160 bits | Merkle–Damgård construction |
| SHA-224 | 224 bits | Merkle–Damgård construction |
| SHA-256 | 256 bits | Merkle–Damgård construction |
| SHA-384 | 384 bits | Merkle–Damgård construction |
| SHA-512 | 512 bits | Merkle–Damgård construction |
| SHA-3 (originally known as Keccak) | arbitrary | Sponge function |
| Skein | arbitrary | [[Unique Block Iteration |
| Snefru | 128 or 256 bits | hash |
| Spectral Hash | 512 bits | Wide pipe Merkle–Damgård construction |
| Streebog | 256 or 512 bits | Merkle–Damgård construction |
| SWIFFT | 512 bits | hash |
| Tiger | 192 bits | Merkle–Damgård construction |
| Whirlpool | 512 bits | hash |
See Also on BitcoinWiki
Source
http://wikipedia.org/
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