Difference between revisions of "Twister"

From The ECRYPT Hash Function Website
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|  | pseudo-collision || compression || all ||  || 2<sup>26.5</sup> || 2<sup>28</sup> || [http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf Mendel,Rechberger,Schläffer]
 
|  | pseudo-collision || compression || all ||  || 2<sup>26.5</sup> || 2<sup>28</sup> || [http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf Mendel,Rechberger,Schläffer]
 
|-                     
 
|-                     
|  style="background:orange" | collision || hash || 512 ||  || 2<sup>252</sup> || - || [http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf Mendel,Rechberger,Schläffer]
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|  style="background:greenyellow" | collision || hash || 512 ||  || 2<sup>252</sup> || - || [http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf Mendel,Rechberger,Schläffer]
 
|-                     
 
|-                     
 
|  style="background:yellow" | 2nd preimage || hash || 512 ||  || 2<sup>448</sup> || 2<sup>64</sup> || [http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf Mendel,Rechberger,Schläffer]
 
|  style="background:yellow" | 2nd preimage || hash || 512 ||  || 2<sup>448</sup> || 2<sup>64</sup> || [http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf Mendel,Rechberger,Schläffer]

Revision as of 21:30, 29 December 2008

1 The algorithm


Ewan Fleischmann, Christian Forler, Michael Gorski - The Twister Hash Function Family

,2008
http://ehash.iaik.tugraz.at/uploads/3/39/Twister.pdf
Bibtex
Author : Ewan Fleischmann, Christian Forler, Michael Gorski
Title : The Twister 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
pseudo-collision compression all 226.5 228 Mendel,Rechberger,Schläffer
collision hash 512 2252 - Mendel,Rechberger,Schläffer
2nd preimage hash 512 2448 264 Mendel,Rechberger,Schläffer

A description of this table is given here.


Florian Mendel, Christian Rechberger, Martin Schläffer - Cryptanalysis of Twister

,2008
http://ehash.iaik.tugraz.at/uploads/d/dd/Twister_attack.pdf
Bibtex
Author : Florian Mendel, Christian Rechberger, Martin Schläffer
Title : Cryptanalysis of Twister
In : -
Address :
Date : 2008