Vortex (SHA-3 submission)

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1 The algorithm


Michael Kounavis, Shay Gueron - Vortex: A New Family of One Way Hash Functions based on Rijndael Rounds and Carry-less Multiplication
Submission to NIST, 2008
[Electronic Edition] [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 : Submission to NIST -


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,Rechberger,Thomsen
preimage hash 512 2387 2128 Aumasson,Dunkelman,Mendel,Rechberger,Thomsen
collision hash 256 2124.5 2124.5 Aumasson,Dunkelman,Mendel,Rechberger,Thomsen
collision hash 512 2251.7 2251.7 Aumasson,Dunkelman,Mendel,Rechberger,Thomsen
distinguisher hash 256 297 - Aumasson,Dunkelman,Mendel,Rechberger,Thomsen
2nd preimage hash 256 weak messages 2129 - Aumasson,Dunkelman,Mendel,Rechberger,Thomsen
2nd preimage hash 256 weak messages 233 2135 Aumasson,Dunkelman,Mendel,Rechberger,Thomsen

A description of this table is given here.


Niels Ferguson - Simple correlation on some of the output bits of Vortex
OFFICIAL COMMENT (local link), 2008
[Electronic Edition] [Bibtex]
Author : Niels Ferguson
Title : Simple correlation on some of the output bits of Vortex
In : OFFICIAL COMMENT (local link) -

Jean-Philippe Aumasson, Orr Dunkelman, Florian Mendel, Christian Rechberger, Søren S. Thomsen - Cryptanalysis of Vortex
In Proceedings of AFRICACRYPT, LNCS 5580, pp. 14-28, Springer, 2009
[Electronic Edition] [Bibtex]
Author : Jean-Philippe Aumasson, Orr Dunkelman, Florian Mendel, Christian Rechberger, Søren S. Thomsen
Title : Cryptanalysis of Vortex
In : In Proceedings of AFRICACRYPT -
[Abstract]


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
Available online, 2008
[Electronic Edition] [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 : Available online -

Jean-Philippe Aumasson, Orr Dunkelman - A note on Vortex' security
Available online, 2008
[Electronic Edition] [Bibtex]
Author : Jean-Philippe Aumasson, Orr Dunkelman
Title : A note on Vortex' security
In : Available online -
[Abstract]
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