Перевірка випадковості генерації S-блоків алгоритму шифрування ДСТУ 76242014

M. Oksonenko; S. Yakovlev

Testing the “random” generation of S-boxes of encryption algorithm DSTU 7624:2014

Authors

M. Oksonenko Department of Mathematical Methods of Information Security, Institute of Physics and Technology, National Technical University of Ukraine “Kyiv Polytechnic Institute”
S. Yakovlev Department of Mathematical Methods of Information Security, Institute of Physics and Technology, National Technical University of Ukraine “Kyiv Polytechnic Institute”

Keywords:

S-box, difference distribution table, linear approximations table

Abstract

We examine some cryptographic properties of S-boxes of DSTU 7624:2014 (“Kalyna”) cipher and its previous 2007-year version. We show that S-boxes of last version of this cipher cannot be randomly generated.