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[翻译]BIP146 解决签名编码的延展性 - 简书

 6 years ago
source link: https://www.jianshu.com/p/78dfe130737f?
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综述 本提案描述了改变比特币交易的验证规则,来修正与ECDSA签名编码有关的交易延展性。 动机 签名延展性指的是:网络中的任何中继节点,不需要获取对应交易的私钥, 而修改该交易签名的能力。对于非SW交易,签名延展性将改变txid,将使所有未确认的子交易失效。即使SW交易(BIP141)的txid是非第三方延展的,但这种延展性的vector仍然将改变wtxid,并且可能降低紧凑型区块的中继效率...

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