Higher order differential attacks on iterated block ciphers using almost bent round functions

Anne Canteaut 1 Marion Videau 1
1 CODES - Coding and cryptography
Inria Paris-Rocquencourt
Abstract : We show that the use of a round function whose Walsh coefficients are divisible by a high power of 2 may lead to a higher order differential attack.
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Anne Canteaut, Marion Videau. Higher order differential attacks on iterated block ciphers using almost bent round functions. ISIT 2002 : IEEE International Symposium on Information Theory, Jun 2002, Lausanne, Switzerland. pp.209, ⟨10.1109/ISIT.2002.1023481⟩. ⟨hal-00675354⟩

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