node-sign-verify-message

This repos shows the way to sign/verify an ethereum message. It's used for backend of third party where interacts with Tokoin Payment System.

Tokoin Payment System

• Documentation: https://developer.tokoin.io
• Support: https://forum.tokoin.io

How to use

• Sign message

const Sign = async (pk: string, types: Array<string>, values: Array<any>) => {
    const wallet = new ethers.Wallet(pk);
    var hash = abi.soliditySHA3(
        types,
        values,
    );
    return await wallet.signMessage(hash);
};

• Verify message

const Verify = async (wallet: string, types: Array<string>, values: Array<any>, signature: any) => {
    var hash = abi.soliditySHA3(
        types,
        values,
    );
    return ethers.verifyMessage(hash, signature) == wallet;
};

How to run sample

• yarn install
• yarn start

Demo

• golang (https://github.com/tokoinofficial/go-sign-verify-message)
• python (https://github.com/tokoinofficial/python-sign-verify-message)

Created & Maintained By

Trong Dinh