Security Weaknesses in a Randomized Stream Cipher

Niels Ferguson, Bruce Schneier, and David Wagner

In Information Security and Privacy, Proc. ACISP 2000, Lecture Notes in Computer Science 1841, pp. 234–241, Springer Verlag, 2000.

Abstract

TriStrata appears to have implemented a variation of Maurer's randomised cipher. We define a variation of Maurer's cipher that appears to be similar to the TriStrata version, and show several cryptanalytical attacks against our variant.

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