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Cryptographic hash function

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 n} bits) that has special properties desirable for cryptographic applications.

Applications, Properties & Use in building other cryptographic primitives

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Applications

Message integrityFileMD5SHA-1SHA-2
34 related topics

Properties

StringTypes of cryptanalytic attackOne-way functionPreimage attacksSecond-preimage attacks
24 related topics

Use in building other cryptographic primitives

Cryptographic primitivesLuby-RackoffSHACALBEARLION
14 related topics

Hash functions based on block ciphers

Block cipherOne-way compression functionBlock cipher modes of operationSHA-3Skein
11 related topics

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Overview

Properties

Illustration

Applications

Hash functions based on block ciphers

Hash function design

Use in building other cryptographic primitives

Concatenation

Cryptographic hash algorithms

Attacks on cryptographic hash algorithms

Attacks on hashed passwords

Sources

  • ISBN ISBN (identifier)
  • OCLC OCLC (identifier)

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Map overview Semantic statistics

Cryptographic hash function

Nodes156
Edges155
Triples127
Avg. degree1.99
Density0.012821
Components1

How this topic connects Entity context

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Cryptographic hash function

Top relations

related to External links · 17
Cryptographic hash function → Buldas, Christof, CS1, GUI, Hash Functions, Jan, Open, Paar, Pelzl, Practitioners, Series, Springer, Students, Textbook, The ECRYPT Hash Function, Understanding Cryptography, Website
related to SHA-2 · 17
Cryptographic hash function → Agency, AMD64, Damgård, Davies, Merkle, Meyer, NSA, Secure Hash Algorithm, SHA-2, SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224, SHA-512/256, They, United States National Security
related to RIPEMD-160 · 14
Cryptographic hash function → Antoon Bosselaers, As, Bart Preneel, Belgium, COSIC, Hans Dobbertin, Katholieke Universiteit Leuven, Leuven, MD4, Message Digest, RACE Integrity Primitives Evaluation, RIPEMD, RIPEMD-160, SHA-1
related to Attacks on cryptographic hash algorithms · 13
Cryptographic hash function → August, Even, For, MD5, NIST, RIPEMD, RIPEMD-128, RIPEMD-160, SHA-0, SHA-1, SHA-3, There, These
related to Password verification · 12
Cryptographic hash function → Argon2, Attacks, Common, For, However, One, Password, PBKDF2, SHA, Storing, These, To
related to Hash functions based on block ciphers · 11
Cryptographic hash function → BLAKE, Keccak, Many, MD4, MD5, SHA-1, SHA-2, SHA-3, Skein, The, There
related to File or data identifier · 10
Cryptographic hash function → Being, For, Git, Hashes, Magnet, MD4-variant, Mercurial, Monotone, One, Such
related to Whirlpool · 6
Cryptographic hash function → Advanced Encryption Standard, AES, Barreto, Paulo, Vincent Rijmen, Whirlpool
related to Degree of difficulty · 5
Cryptographic hash function → Because, For, However, In, The
related to Properties · 2
Cryptographic hash function → In, Most

Important terminology Word statistics

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Important terminology

hash functions cryptographic function sha-1 used file message md5 passwords sha-3 also security use sha-2 digest attack password attacks bits

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
mirroringinstance ofincluding files retrieved using file sharing0.80text
cyclic redundancy checks only prevent against non-malicious alterations of the fileinstance ofNon-cryptographic error-detecting codes0.80text
since an intentional spoof can readily be crafted to have the colliding code value.Signature generationinstance ofNon-cryptographic error-detecting codes0.80text
verificationAlmost all digital signature schemes require a cryptographic hash to be calculated over the messageinstance ofNon-cryptographic error-detecting codes0.80text
spam on a network by requiring some work from the service requesterinstance ofis an economic measure to deter denial-of-service attacks and other service abuses0.80text
usually meaning processing time by a computerinstance ofis an economic measure to deter denial-of-service attacks and other service abuses0.80text
since an intentional spoof can readily be crafted to have the colliding code valueinstance ofNon-cryptographic error-detecting codes0.80text
AES can be used in place of these custom block ciphersinstance ofwas built on a cryptographic sponge instead.A standard block cipher0.80text
the sponge constructioninstance ofDamgård construction to new constructions0.80text
HAIFA constructioninstance ofDamgård construction to new constructions0.80text
SHA-0instance ofeven though this may conflict with the other Secure Hash Algorithms0.80text
SHA-2instance ofeven though this may conflict with the other Secure Hash Algorithms0.80text

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