On generalizations of markov's approach to research of block ciphers
For Markov block ciphers, the lumped states of Markov chains based on some partitions of the plaintexts set are considered. It is proved that such lumped states of a Markov chain generated by a sequence of intermediate ciphertexts of the Markov cipher are also a Markov chain
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Keywords
алгоритм шифрования Маркова, цепь Маркова, XSL-алго-ритмы шифрования, алгоритмы шифрования Фейстеля, Markov cipher, Markov chain, XSL block cipher, Feistel block cipherAuthors
Name | Organization | |
Pogorelov B. A. | ||
Pudovkina M. A. | maricap@rambler.ru |
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