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密码学_trivial

密码学_trivial

作者: jinxi197 | 来源:发表于2017-09-29 09:57 被阅读17次

时间:2017.9.29

题目链接:www.shiyanbar.com/ctf/1980

题目大意:给你密钥、密文以及加密的代码,让你求明文

题意

解题思路:

1) 看Python加密的代码,读懂了之后,我一开始花了很久的时间在想应该如何写解密代码,怎么写都不太对,后来灵光一闪,我不一定要写解密代码,我可以暴力枚举答案,修改加密代码就好,最后就可得出答案。

枚举解密代码

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