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kz453

kz453

V2EX 第 566116 号会员,加入于 2021-12-20 07:32:43 +08:00
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拿 AES128 加密你要锁的信息,然后抛弃 AES 密钥的一部分比特,接着找台计算机运行暴力破解你抛弃的那部分密钥。这个要算精确点,比如 32bit ,平均要运行 2^32 次尝试,单核算大概一分钟,想管住一个月算算大概是 48bit 。

有两个缺点,一个是时间不固定,另一个是你可以用多核或者 GPU 加速。

不过其实你只是想管住自己的手,这么做估计够用了

此外还有一个: https://en.wikipedia.org/wiki/LCS35
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