回复：盗取比特币
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Red，谢谢你先私下告诉我！请直接发出来吧（也让大家不用再悬着心了！）
他的意思是，支付到比特币地址的交易，其安全性只取决于哈希函数。为了缩短比特币地址，它们使用的是公钥的哈希，而不是公钥本身。攻击者只需要破解哈希函数，而不必破解 ECDSA。
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Red, thanks for telling me privately first! Please go ahead and post it (and relieve the suspense for everyone!)
His point is that transactions paid to a Bitcoin Address are only as secure as the hash function. To make Bitcoin Addresses short, they are a hash of the public key, not the public key itself. An attacker would only have to break the hash function, not ECDSA.