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Results tagged with feistel-network
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user 11744
A feistel-network or feistel cipher is a structure that has been used to create a number of different block ciphers (e.g., DES, Blowfish, Twofish, RC6).
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Exercise: Attack on a Two-Round DES Cipher
Working through the exercises in Cryptography Engineering (Schneier, Ferguson & Kohno) I have stalled on the following exercise:
Consider a new block cipher, DES2, that consists only of two rounds …
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