The differential cryptanalysis is introduced. The properties of construction and difference on the S boxes of the date encryption standard (DES) are discussed. The local property of S boxes is extended to the entire cipher structure through F function.
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- 介紹了差分密碼分析,討論了數據加密標準(DES)的S-盒的結構與差分特性,然后通過(guò)F-函數將S-盒的局部特性擴展到整個(gè)密碼結構。