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A New Type of Attacks on Block Ciphers

โœ Scribed by B. Ya. Ryabko; V. A. Monarev; Yu. I. Shokin


Publisher
SP MAIK Nauka/Interperiodica
Year
2005
Tongue
English
Weight
153 KB
Volume
41
Category
Article
ISSN
0032-9460

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This paper presents an improved impossible differential cryptanalysis of SAFER ciphers, which uses the miss-in-the-middle technique developed by Biham et al. We analyze 3.75-round SAFER SK-64, 1 using 2 45 chosen plaintexts, 2 38 bytes memory and 2 42 half round computations. Furthermore, the new im