Results 201 to 210 of about 11,019 (249)

Comparison of the Antithrombotic Strategy Implemented to Prevent Early Recurrence before Closure of Patent Foramen Ovale.

open access: yesCerebrovasc Dis
Gachignard M   +13 more
europepmc   +1 more source

Impossible differential attack on Simpira v2

Science China Information Sciences, 2017
Simpira v2 is a family of cryptographic permutations proposed at ASIACRYPT 2016, and can be used to construct high throughput block ciphers by using the Even-Mansour construction, permutation-based hashing, and wide-block authenticated encryption. This paper shows a 9-round impossible differential of Simpira-4. To the best of our knowledge, this is the
Xiaoyang Dong, Xiaoyun Wang
exaly   +3 more sources

A new impossible differential attack on SAFER ciphers

Computers and Electrical Engineering, 2010
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, using 2^4^5 chosen plaintexts, 2^3^8 bytes memory and 2^4^2 half round computations. Furthermore, the new impossible differential attack on 3.75-round SAFER+/128
Shihui Zheng   +2 more
exaly   +2 more sources

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