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MAME is a compression function designed for hardware-oriented hash functions which can be used in applications with reduced hardware requirements and was described in CHES 2007. This paper first gives the 22, 23, 24 rounds attacks using the cryptanalysis on generalized Feistel. For 22 rounds, the complexity of collision attack and second preimage are respective 297 and 2197; For 23 rounds, collision...
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