output. The values returned by a hash function are called hash values, hash codes, (hash/message) digests, or simply hashes. The values are usually used to...
50 KB (7,455 words) - 21:00, 27 May 2025
A cryptographic hash function (CHF) is a hash algorithm (a map of an arbitrary binary string to a binary string with a fixed size of n {\displaystyle...
49 KB (6,299 words) - 15:10, 30 May 2025
checksum. Hash function security summary Secure Hash Algorithms NIST hash function competition Key derivation functions (category) "Hash functions". www.azillionmonkeys...
10 KB (279 words) - 12:52, 24 May 2025
cryptography, Whirlpool (sometimes styled WHIRLPOOL) is a cryptographic hash function. It was designed by Vincent Rijmen (co-creator of the Advanced Encryption...
11 KB (1,054 words) - 03:57, 19 March 2024
In computer science, a perfect hash function h for a set S is a hash function that maps distinct elements in S to a set of m integers, with no collisions...
23 KB (2,904 words) - 08:37, 11 June 2025
The Secure Hash Algorithms are a family of cryptographic hash functions published by the National Institute of Standards and Technology (NIST) as a U.S...
3 KB (464 words) - 07:05, 4 October 2024
The MD2 Message-Digest Algorithm is a cryptographic hash function developed by Ronald Rivest in 1989. The algorithm is optimized for 8-bit computers....
9 KB (1,053 words) - 04:19, 31 December 2024
BLAKE is a cryptographic hash function based on Daniel J. Bernstein's ChaCha stream cipher, but a permuted copy of the input block, XORed with round constants...
31 KB (2,888 words) - 17:05, 21 May 2025
cryptographic hash function designed by Ross Anderson and Eli Biham in 1995 for efficiency on 64-bit platforms. The size of a Tiger hash value is 192 bits...
9 KB (910 words) - 14:47, 30 September 2023
is a non-cryptographic hash function created by Glenn Fowler, Landon Curt Noll, and Kiem-Phong Vo. The basis of the FNV hash algorithm was taken from...
15 KB (1,453 words) - 07:00, 23 May 2025
hash >> 6; } hash += hash << 3; hash ^= hash >> 11; hash += hash << 15; return hash; } Sample hash values for one_at_a_time hash function. one_at_a_time("a"...
7 KB (852 words) - 21:39, 4 May 2024
password, or a passphrase using a pseudorandom function (which typically uses a cryptographic hash function or block cipher). KDFs can be used to stretch...
13 KB (1,640 words) - 18:48, 30 April 2025
hash function security/cryptanalysis can be found at hash function security summary. Basic general information about the cryptographic hash functions:...
16 KB (806 words) - 04:43, 24 May 2025
data type that maps keys to values. A hash table uses a hash function to compute an index, also called a hash code, into an array of buckets or slots...
54 KB (6,078 words) - 10:02, 16 June 2025
HMAC (redirect from Keyed-Hashing Message Authentication)
type of message authentication code (MAC) involving a cryptographic hash function and a secret cryptographic key. As with any MAC, it may be used to simultaneously...
18 KB (2,316 words) - 18:51, 16 April 2025
JH is a cryptographic hash function submitted to the NIST hash function competition by Hongjun Wu. Though chosen as one of the five finalists of the competition...
4 KB (399 words) - 17:35, 7 January 2025
Preimage attack (redirect from Hash function preimage)
attack on cryptographic hash functions tries to find a message that has a specific hash value. A cryptographic hash function should resist attacks on...
7 KB (895 words) - 15:44, 13 April 2024
universal hashing (in a randomized algorithm or data structure) refers to selecting a hash function at random from a family of hash functions with a certain...
29 KB (4,908 words) - 10:51, 16 June 2025
PJW hash function is a non-cryptographic hash function created by Peter J. Weinberger of AT&T Bell Labs. A variant of PJW hash had been used to create...
2 KB (263 words) - 12:47, 25 October 2024
non-cryptographic hash functions (NCHFs) are hash functions intended for applications that do not need the rigorous security requirements of the cryptographic hash functions...
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Message authentication code (redirect from Keyed hash function)
different hashing primitive (SHA-1 and SHA-2) then XORed together to output the MAC. Universal hashing and in particular pairwise independent hash functions provide...
16 KB (1,918 words) - 17:55, 22 January 2025
cryptography, cryptographic hash functions can be divided into two main categories. In the first category are those functions whose designs are based on...
14 KB (1,823 words) - 18:28, 7 January 2025
derived from a hash function which takes a data input and returns a fixed length of bits. Although hash algorithms, especially cryptographic hash algorithms...
9 KB (1,142 words) - 00:48, 10 June 2025
SHA-1 (redirect from SHA-1 hash)
SHA-1 function. In cryptography, SHA-1 (Secure Hash Algorithm 1) is a hash function which takes an input and produces a 160-bit (20-byte) hash value known...
50 KB (5,744 words) - 14:18, 17 March 2025
ShangMi 3 (SM3) is a cryptographic hash function, standardised for use in commercial cryptography in China. It was published by the National Cryptography...
4 KB (335 words) - 01:57, 15 December 2024
A rolling hash (also known as recursive hashing or rolling checksum) is a hash function where the input is hashed in a window that moves through the input...
14 KB (2,014 words) - 21:47, 13 June 2025
cryptographic hash functions. Note that not all entries may be up to date. For a summary of other hash function parameters, see comparison of cryptographic hash functions...
17 KB (1,063 words) - 06:46, 25 May 2025
Merkle tree (redirect from Tiger-Tree Hash)
the above picture hash 0 is the result of hashing the concatenation of hash 0-0 and hash 0-1. That is, hash 0 = hash( hash 0-0 + hash 0-1 ) where "+" denotes...
15 KB (1,822 words) - 16:33, 18 June 2025
Security level (redirect from Broken hash function)
of the strength that a cryptographic primitive — such as a cipher or hash function — achieves. Security level is usually expressed as a number of "bits...
13 KB (1,332 words) - 01:56, 12 March 2025