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Tokyo Little Sea
Crypto Newbie
2023-07-10 10:17
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重放攻击是什么? 如果比特币真的发生分叉,作为普通用户,最大的风险就是重放攻击。 重放攻击是什么呢?如果比特币分裂为一种或多种比特币,如BTC1/BTC2/BTC3等,每个比特币账户内将根据他的比特币余额,同时存在对应数量的所有分叉币。 由于每条链上的地址和私钥、算法等都相同,交易格式也完全相同,导致在其中一条区块链上发起的交易,完全可以放到另一条区块链上去重新广播,可能也会得到确认。这就是“重放攻击”。 简单来说,在你转账BTC1的时候,你的BTC2/BTC3也可能同时被转走。但是,目前很多分叉币做了双向防重放攻击处理,避免了分叉后被重放攻击的风险。
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