Difference between revisions of "Vortex (SHA-3 submission)"

From The ECRYPT Hash Function Website
m (BibTeX fixed)
m (Vortex update)
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|- style="background:#efefef;"                   
 
|- style="background:#efefef;"                   
 
|  Type of Analysis || Hash Function Part || Hash Size (n) || Parameters/Variants || Compression Function Calls || Memory Requirements ||  Reference                     
 
|  Type of Analysis || Hash Function Part || Hash Size (n) || Parameters/Variants || Compression Function Calls || Memory Requirements ||  Reference                     
−
|-                  
+
|-                            
−
|  | pseudo collision || compression || all ||  || 2<sup>n/4</sup> || - || [http://ehash.iaik.tugraz.at/uploads/5/5c/Vortex_Collisions_and_Preimages_note.txt Knudsen,Mendel,Rechberger,Thomsen]
 
−
|-                   
 
−
|  style="background:yellow" | preimage || hash || all ||  || 2<sup>3n/4</sup> || 2<sup>n/4</sup> || [http://ehash.iaik.tugraz.at/uploads/5/5c/Vortex_Collisions_and_Preimages_note.txt Knudsen,Mendel,Rechberger,Thomsen]
 
−
|-                   
 
−
|  style="background:yellow" | collision || hash || 256 ||  || 2<sup>122.5</sup> || 2<sup>122.5</sup> || [http://ehash.iaik.tugraz.at/uploads/5/5c/Vortex_Collisions_and_Preimages_note.txt Knudsen,Mendel,Rechberger,Thomsen]
 
−
|-                   
 
−
|  | observation ||  || all ||  ||  ||  || [http://www.131002.net/data/papers/AD08.pdf Aumasson,Dunkelman]
 
−
|-                   
 
 
|  | correlation analysis || hash || all ||  || - || - || [http://ehash.iaik.tugraz.at/uploads/6/6d/Vortex_correlation.txt Ferguson]
 
|  | correlation analysis || hash || all ||  || - || - || [http://ehash.iaik.tugraz.at/uploads/6/6d/Vortex_correlation.txt Ferguson]
 
|-
 
|-
 +
|  style="background:yellow"| preimage || hash || 256 ||  || 2<sup>195</sup> || 2<sup>64</sup> || [http://www.131002.net/data/papers/ADMRT09.pdf Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen]
 +
|-
 +
|  style="background:yellow"| preimage || hash || 512 ||  || 2<sup>387</sup> || 2<sup>128</sup> || [http://www.131002.net/data/papers/ADMRT09.pdf Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen]
 +
|-
 +
|  style="background:yellow"| collision || hash || 256 ||  || 2<sup>124.5</sup> || 2<sup>124.5</sup> || [http://www.131002.net/data/papers/ADMRT09.pdf Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen]
 +
|- 
 +
|  style="background:yellow"| collision || hash || 512 ||  || 2<sup>251.7</sup> || 2<sup>251.7</sup> || [http://www.131002.net/data/papers/ADMRT09.pdf Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen]
 +
|- 
 
|  | distinguisher || hash || 256 ||  || 2<sup>97</sup> || - || [http://www.131002.net/data/papers/ADMRT09.pdf Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen]
 
|  | distinguisher || hash || 256 ||  || 2<sup>97</sup> || - || [http://www.131002.net/data/papers/ADMRT09.pdf Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen]
 
|-       
 
|-       
Line 45: Line 45:
 
A description of this table is given [http://ehash.iaik.tugraz.at/wiki/Cryptanalysis_Categories#Individual_Hash_Function_Tables here].
 
A description of this table is given [http://ehash.iaik.tugraz.at/wiki/Cryptanalysis_Categories#Individual_Hash_Function_Tables here].
  
 +
 +
<bibtex>
 +
@misc{VortexF08,
 +
  author    = {Niels Ferguson},
 +
  title    = {Simple correlation on some of the output bits of Vortex},
 +
  url = {http://ehash.iaik.tugraz.at/uploads/6/6d/Vortex_correlation.txt},
 +
  howpublished = {OFFICIAL COMMENT (local link)},
 +
  year = {2008},
 +
}
 +
</bibtex>
 +
 +
<bibtex>
 +
@inproceedings{ADMRT09,
 +
  author    = {Jean-Philippe Aumasson and Orr Dunkelman and Florian Mendel and Christian Rechberger and Søren S. Thomsen},
 +
  title    = {Cryptanalysis of Vortex},
 +
  booktitle = {AFRICACRYPT},
 +
  year      = {2009},
 +
  publisher = {Springer},
 +
  editor = {Bart Preneel},
 +
  note = {to appear},
 +
  url = {http://www.131002.net/data/papers/ADMRT09.pdf},
 +
  pages = {?},
 +
}
 +
</bibtex>
 +
 +
===Archive===
  
 
<bibtex>
 
<bibtex>
Line 72: Line 98:
 
gives distinguishers for a HMAC based on Vortex and slightly speeds up preimage  
 
gives distinguishers for a HMAC based on Vortex and slightly speeds up preimage  
 
search.},
 
search.},
−
}
 
−
</bibtex>
 
−
 
−
<bibtex>
 
−
@misc{VortexF08,
 
−
  author    = {Niels Ferguson},
 
−
  title    = {Simple correlation on some of the output bits of Vortex},
 
−
  url = {http://ehash.iaik.tugraz.at/uploads/6/6d/Vortex_correlation.txt},
 
−
  howpublished = {OFFICIAL COMMENT (local link)},
 
−
  year = {2008},
 
−
}
 
−
</bibtex>
 
−
 
−
<bibtex>
 
−
@inproceedings{ADMRT09,
 
−
  author    = {Jean-Philippe Aumasson and Orr Dunkelman and Florian Mendel and Christian Rechberger and Søren S. Thomsen},
 
−
  title    = {Cryptanalysis of Vortex},
 
−
  booktitle = {AFRICACRYPT},
 
−
  year      = {2009},
 
−
  publisher = {Springer},
 
−
  editor = {Bart Preneel},
 
−
  note = {to appear},
 
−
  url = {http://www.131002.net/data/papers/ADMRT09.pdf},
 
−
  pages = {?},
 
 
}
 
}
 
</bibtex>
 
</bibtex>

Revision as of 11:48, 24 March 2009

1 The algorithm

  • Author(s): Michael Kounavis, Shay Gueron
  • NIST submission package: Vortex.zip


Michael Kounavis, Shay Gueron - Vortex: A New Family of One Way Hash Functions based on Rijndael Rounds and Carry-less Multiplication

,2008
http://eprint.iacr.org/2008/464.pdf
Bibtex
Author : Michael Kounavis, Shay Gueron
Title : Vortex: A New Family of One Way Hash Functions based on Rijndael Rounds and Carry-less Multiplication
In : -
Address :
Date : 2008


2 Cryptanalysis

Type of Analysis Hash Function Part Hash Size (n) Parameters/Variants Compression Function Calls Memory Requirements Reference
correlation analysis hash all - - Ferguson
preimage hash 256 2195 264 Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen
preimage hash 512 2387 2128 Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen
collision hash 256 2124.5 2124.5 Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen
collision hash 512 2251.7 2251.7 Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen
distinguisher hash 256 297 - Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen
2nd preimage hash 256 weak messages 2129 - Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen
2nd preimage hash 256 weak messages 233 2135 Aumasson,Dunkelman,Mendel,Rechbegerger,Thomsen

A description of this table is given here.


Niels Ferguson - Simple correlation on some of the output bits of Vortex

,2008
http://ehash.iaik.tugraz.at/uploads/6/6d/Vortex_correlation.txt
Bibtex
Author : Niels Ferguson
Title : Simple correlation on some of the output bits of Vortex
In : -
Address :
Date : 2008

Jean-Philippe Aumasson, Orr Dunkelman, Florian Mendel, Christian Rechberger, Søren S. Thomsen - Cryptanalysis of Vortex

AFRICACRYPT pp. ?,2009
http://www.131002.net/data/papers/ADMRT09.pdf
Bibtex
Author : Jean-Philippe Aumasson, Orr Dunkelman, Florian Mendel, Christian Rechberger, Søren S. Thomsen
Title : Cryptanalysis of Vortex
In : AFRICACRYPT -
Address :
Date : 2009

2.1 Archive

Lars R. Knudsen, Florian Mendel, Christian Rechberger, Søren S. Thomsen - Collision and Preimage Attacks on Vortex as submitted to the SHA-3 competition

,2008
http://ehash.iaik.tugraz.at/uploads/5/5c/Vortex_Collisions_and_Preimages_note.txt
Bibtex
Author : Lars R. Knudsen, Florian Mendel, Christian Rechberger, Søren S. Thomsen
Title : Collision and Preimage Attacks on Vortex as submitted to the SHA-3 competition
In : -
Address :
Date : 2008

Jean-Philippe Aumasson, Orr Dunkelman - A note on Vortex' security

,2008
http://www.131002.net/data/papers/AD08.pdf
Bibtex
Author : Jean-Philippe Aumasson, Orr Dunkelman
Title : A note on Vortex' security
In : -
Address :
Date : 2008
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