TC
2010
12 years 11 months ago
2010
Tweakable enciphering schemes are length preserving block cipher modes of operation that provide a strong pseudo-random permutation. It has been suggested that these schemes can b...
FSE
2008
Springer
13 years 6 months ago
2008
Springer
In this paper, we point out some weaknesses in the Salsa20 core function that could be exploited to obtain up to 231 collisions for its full (20 rounds) version. We first find an i...