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Skein (hash function)

Skein is a cryptographic hash function and one of five finalists in the NIST hash function competition. Entered as a candidate to become the SHA-3 standard, the successor of SHA-1 and SHA-2, it ultimately lost to NIST hash candidate Keccak.

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Certification
SHA-3 finalist
Derived from
Threefish
Designers
Bruce Schneier, Niels Ferguson, et al.
Digest sizes
arbitrary
Rounds
72 (256 & 512 block size), 80 (1024 block size)
Speed
6.1 cpb on Core 2.

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Overview

History

Functionality

Cryptanalysis

Examples of Skein hashes

Implementations

Advanced semantic analysis

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Map overview Semantic statistics

Skein (hash function)

Nodes44
Edges43
Triples12
Avg. degree1.95
Density0.045455
Components1

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Skein (hash function)

Top relations

Certification · 1
Skein (hash function) → SHA-3 finalist
Derived from · 1
Skein (hash function) → Threefish
Designers · 1
Skein (hash function) → Bruce Schneier, Niels Ferguson, et al.
Digest sizes · 1
Skein (hash function) → arbitrary
Rounds · 1
Skein (hash function) → 72 (256 & 512 block size), 80 (1024 block size)
Speed · 1
Skein (hash function) → 6.1 cpb on Core 2.
Structure · 1
Skein (hash function) → Unique Block Iteration

Important terminology Word statistics

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Important terminology

skein function hash threefish arbitrary bruce core nist attack schneier niels ferguson sha-3 cpb sizes block rounds size based mode

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Skein (hash function)CertificationSHA-3 finalist1.00infobox
Skein (hash function)Derived fromThreefish1.00infobox
Skein (hash function)DesignersBruce Schneier, Niels Ferguson, et al.1.00infobox
Skein (hash function)Digest sizesarbitrary1.00infobox
Skein (hash function)Rounds72 (256 & 512 block size), 80 (1024 block size)1.00infobox
Skein (hash function)Speed6.1 cpb on Core 2.1.00infobox
Skein (hash function)StructureUnique Block Iteration1.00infobox
randomized hashinginstance ofand the Skein paper defines optional features0.80text
parallelizable tree hashinginstance ofand the Skein paper defines optional features0.80text
a stream cipherinstance ofand the Skein paper defines optional features0.80text
personalizationinstance ofand the Skein paper defines optional features0.80text
and a key derivation functioninstance ofand the Skein paper defines optional features0.80text

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