amo：
呵呵，没普通人想象的那么严重，等paper出来才知道
[阅读: 260] 2005-02-16 16:31:45
collisions in the the full SHA-1 in 2**69 hash operations, much less than the brute-force attack of 2**80 operations based on the hash length.
真是牛呀
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