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serpent加密算法的差分代数攻击

Keywords: 代数攻击,boomeran攻击,Rectangle攻击

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Abstract:

研究了Serpent加密算法的差分特征,利用构造S盒代数方程的方法,提出了8轮Serpent-128的差分代数攻击方法.该方法分析8轮Serpent-128需要2110对选择性明文,296次8轮加密和次296次8轮解密,记忆存储空间为2110分组的空间来猜测8轮Serpent-128加密密钥的14位.

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