This paper mainly studies the impossible differentials of Feistel ciphers with both SP and SPS round functions where the linear transformation P is defined ...
In this paper, we propose impossible differential cryptanalysis on Feistel ciphers with SP and SPS round functions. Both 6/7/8-round impossible differentials.
The results tell that when designing a Feistel cipher with SP or SPS round function where the diffusion layer is selected from Fn×n2, the linear ...
Jul 21, 2015 · Known result shows that there always exists 5-round impossible differentials of a Feistel cipher with bijective round function. However, if more ...
Impossible differential cryptanalysis is well known to be effective in analyzing the security of block ciphers. Known result shows that there always exists ...
May 13, 2016 · impossible differentials of Feistel ciphers with SP and SPS round functions,. respectively. Section 5 concludes this paper. 2 Preliminaries.
Abstract. Impossible differential cryptanalysis is a very popular tool for analyzing the security of modern block ciphers and the core of such attack is ...
Known result shows that there always exists 5-round impossible differentials of a Feistel cipher with bijective round function. However, if more details of the ...
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Sep 22, 2020 · Generalized Feistel structures are widely used in the design of block ciphers. In this paper, we focused on retrieving impossible ...
Generic distinguishers against Feistel Network with up to 5 rounds exist in the regular setting and up to 6 rounds in a multi-key setting.