Ethereum Signatures

• https://github.com/ethereum/go-ethereum/issues/19751

• https://github.com/ethereum/EIPs/blob/master/EIPS/eip-155.md

• https://hackernoon.com/a-closer-look-at-ethereum-signatures-5784c14abecc

• https://ethereum.stackexchange.com/questions/76810/sign-message-with-web3-and-verify-with-openzeppelin-solidity-ecdsa-sol

Other links

• https://medium.com/@solidity101/100daysofsolidity-verifying-signatures-on-the-blockchain-a-solidity-deep-dive-b3b964ad51f5

• https://yos.io/2018/11/16/ethereum-signatures/#:~:text=ECDSA%20signatures%20in%20Ethereum%20consist,then%20the%20signature%20is%20valid.

• https://medium.com/immunefi/intro-to-cryptography-and-signatures-in-ethereum-2025b6a4a33d

• https://medium.com/coinmonks/ethereum-signatures-for-hackers-and-auditors-101-4da766cd6344

• https://ethereum.stackexchange.com/questions/136224/how-to-use-nonce-to-prevent-signature-replication

• https://scsfg.io/hackers/signature-attacks/#signature-malleability

• https://gist.github.com/CQBinh/839391083b9af3c7eddd2f63b858d545