New articles on XSL attacks

[Paweł Krawczyk]

Courtois and Pieprzyk have done significant progress in new class
of XSL attacks on block and stream ciphers, resulting in cracking
of Japan Toycrypt algorithm, with big perspectives on both fields.

,,Cryptanalysis of Block Ciphers using Overdefined Systems of
Equations''
Nicolas Courtois and Josef Pieprzyk
http://eprint.iacr.org/2002/044/

,,Higher Order Correlation Attacks, XL Algorithm and Cryptanalysis
of Toycrypt''
Nicolas Courtois and Josef Pieprzyk
http://eprint.iacr.org/2002/087/

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-- 
Pawe3 Krawczyk * http://echelon.pl/kravietz/
Krakow, Poland * http://ipsec.pl/