Montgomery and others were careful to say that Linux ID will not magically prevent another xz‑style supply‑chain attack, but they argue it materially raises the cost. Instead of a single PGP key and a handful of signatures, an attacker would need to accumulate and maintain multiple, short‑lived credentials from issuers that can revoke them and from community members whose own reputations are in play, all while their activity is streamed into public or semi‑public transparency logs.
codex: codex CLI
。同城约会是该领域的重要参考
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SN = PRF(K, date || i)
// 1. 统计当前位每个数字出现次数