2 search results - page 1 / 1 » How to Enrich the Message Space of a Cipher |
FSE
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Given (deterministic) ciphers E and E that can encipher messages of l and n bits, respectively, we construct a cipher E∗ = XLS[E, E] that can encipher messages of l + s...
JOC
1998
13 years 4 months ago
1998
We investigate some of the algebraic properties of the SAFER block cipher when the message space is considered as a Z-module. In particular we consider the invariant Z-submodules ...