Dependence of output on input in DES: small avalanche characteristics

  • Authors:
  • Yvo Desmedt;Jean-Jacques Quisquater;Marc Davio

  • Affiliations:
  • -;-;-

  • Venue:
  • Proceedings of CRYPTO 84 on Advances in cryptology
  • Year:
  • 1985

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Abstract

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.