1985 | OriginalPaper | Chapter
Dependence of output on input in DES: Small avalanche characteristics
Authors : Yvo Desmedt, Jean-Jacques Quisquater, Marc Davio
Published in: Advances in Cryptology
Publisher: Springer Berlin Heidelberg
Included in: Professional Book Archive
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New general properties in the S-boxes were found. Techniques and theorems are presented which allow to evaluate the non-substitution effect in f and the key clustering in DES. Examples are given. Its importance related to the security of DES is discussed.