Digital Signature In Ethereum

带着这些问题我们开始：发起交易的时候Metamask弹出签名窗口让我签名，那么什么是签名？（签名的概念）发起交易的时候为什么要求我使用Metamask签名？（签名的作用）签名怎么保护数据呢？（签名原理）数字签名和区块链有什么联系？（区块链中的签名）签名体验网站：https://leon-do.github.io/ecrecover/1. What's the digital signature?1.1 Handwritten signatureTraditional confirmation, such as letters, contracts, payments, approvals, etc.1.2 Digital signatureIn the Internet age, people pay fees and buy and sell stocks over the Internet, and to ensure the security of online business activities, a very important security mechanism is...

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