Skein

1 The algorithm

• Author(s): Niels Ferguson, Stefan Lucks, Bruce Schneier, Doug Whiting, Mihir Bellare, Tadayoshi Kohno, Jon Callas, Jesse Walker
• Website: http://www.schneier.com/skein.html; http://skein-hash.info/
• NIST submission package: Skein.zip
• Specification:

Niels Ferguson, Stefan Lucks, Bruce Schneier, Doug Whiting, Mihir Bellare, Tadayoshi Kohno, Jon Callas, Jesse Walker - The Skein Hash Function Family

,2008

http://www.schneier.com/skein.pdf
Bibtex

Author : Niels Ferguson, Stefan Lucks, Bruce Schneier, Doug Whiting, Mihir Bellare, Tadayoshi Kohno, Jon Callas, Jesse Walker
Title : The Skein Hash Function Family
In : -
Address :
Date : 2008

2 Cryptanalysis

Type of Analysis	Hash Function Part	Hash Size (n)	Parameters/Variants	Compression Function Calls	Memory Requirements	Reference
near collision	compression function	512	17 rounds	224	-	Aumasson,Meier,Phan
distinguisher	block cipher	512	17 rounds	24	-	Aumasson,Meier,Phan
impossible differential	block cipher	512	21 rounds	-	-	Aumasson,Meier,Phan
key recovery	block cipher	512	23 rounds	2274	-	Aumasson,Meier,Phan
key recovery	block cipher	512	24 rounds	2431	-	Aumasson,Meier,Phan
key recovery	block cipher	512	25 rounds	2441	-	Aumasson,Meier,Phan

A description of this table is given here.

Jean-Philippe Aumasson, Willi Meier, Raphael Phan - Improved analyis of Threefish

,2009

http://131002.net/data/talks/threefish_rump.pdf
Bibtex

Author : Jean-Philippe Aumasson, Willi Meier, Raphael Phan
Title : Improved analyis of Threefish
In : -
Address :
Date : 2009