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CRYPTO
2000
Springer
14 years 10 days ago
2000
Springer
Abstract. The paradigms currently used to realize symmetric encryption schemes secure against adaptive chosen ciphertext attack (CCA) try to make it infeasible for an attacker to f...
CTRSA
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. In [8] Vaudenay presented an attack on block cipher CBCmode encryption when a particular padding method is used. In this paper, we employ a similar approach to analyse th...
FSE
2004
Springer
14 years 1 months ago
2004
Springer
We apply the algebraic attacks on stream ciphers with memories to the summation generator. For a summation generator that uses n LFSRs, an algebraic equation relating the key strea...
FSE
2010
Springer
14 years 24 days ago
2010
Springer
In this paper, we improve the recent rebound and start-from-the-middle attacks on AES-like permutations. Our new cryptanalysis technique uses the fact that one can view two rounds ...
SCN
2008
Springer
13 years 8 months ago
2008
Springer
In this paper, we build, in a generic way, two asymmetric cryptosystems with a careful study of their security. We present first an additively homomorphic scheme which generalizes,...