38 search results - page 2 / 8 » A Practical Key Recovery Attack on Basic TCHo |
ASIACRYPT
2011
Springer
12 years 5 months ago
2011
Springer
Since Rijndael was chosen as the Advanced Encryption Standard, improving upon 7-round attacks on the 128-bit key variant or upon 8-round attacks on the 192/256-bit key variants has...
PKC
2011
Springer
12 years 8 months ago
2011
Springer
We investigate the security of a generalization of HFE (multivariate and odd-characteristic variants). First, we propose an improved version of the basic Kipnis-Shamir key recovery...
CISC
2009
Springer
13 years 3 months ago
2009
Springer
In [10], Buchmann, Pyshkin and Weinmann have described two families of Feistel and SPN block ciphers called Flurry and Curry respectively. These two families of ciphers are fully p...
CRYPTO
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. This paper discusses key recovery and universal forgery attacks on several MAC algorithms based on universal hash functions. The attacks use a substantial number of verif...
ASIACRYPT
2005
Springer
13 years 11 months ago
2005
Springer
In this paper we revisit a known but ignored weakness of the RC4 keystream generator, where secret state info leaks to the generated keystream, and show that this leakage, also kno...