124 search results - page 12 / 25 » On the Construction of Variable-Input-Length Ciphers |
ASIACRYPT
1991
Springer
13 years 11 months ago
1991
Springer
In [1] a construction of a block cipher from a single pseudorandom permutation is proposed. In a complexity theoretical setting they prove that this scheme is secure against a pol...
CTRSA
2006
Springer
13 years 11 months ago
2006
Springer
For years, the cryptographic community has searched for good nonlinear functions. Bent functions, almost perfect nonlinear functions, and similar constructions have been suggested ...
ICISC
2004
13 years 8 months ago
2004
This paper presents Dragon, a new stream cipher constructed using a single word based non-linear feedback shift register and a nonlinear filter function with memory. Dragon uses a ...
IJNSEC
2008
13 years 7 months ago
2008
This paper concerns the problem of reducing the implementation cost of the switchable data-dependent operations (SDDOs) that are a new cryptographic primitive oriented to the desi...
AMC
2007
13 years 7 months ago
2007
In this contribution instances of a problem introduced by the differential cryptanalysis of Feistel cryptosystems are formulated as optimization tasks. The performance of Evoluti...