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Zoeeeeecho
V2EX  ›  问与答

替换式密码无密钥如何解密?

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  •   Zoeeeeecho · Nov 11, 2022 · 1200 views
    This topic created in 1272 days ago, the information mentioned may be changed or developed.

    QMJ BPZ B XPJZ RZWJPAXQ LAD

    已知是替换式密码,没有密钥的情况下可以解密吗?

    2 replies    2022-11-11 06:08:13 +08:00
    Dreax
        1
    Dreax  
       Nov 11, 2022   ❤️ 4
    leonshaw
        2
    leonshaw  
       Nov 11, 2022
    一般是对密文频率分析,你现在这点信息基本等于一次一密了。
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