Bip39

const bip39 = require('bip39') const bip32 = require('bip32'); const EC = require('elliptic').ec; json =`test json file` mnemonic = "簡 熙 夢 幾 聲 可 高 汪 煙 版 統 仇" path = "m/2018'/5'/1'/0/1" const sJWSinit = async () => { console.log('-----sJWS Initial Start----- \n'); dkey = await DeriveKey(mnemonic, path) console.log("\nGet dkey: %o \n", dkey) console.log('\n-----elliptic ed25519 Start----- \n'); var EdDSA = require('elliptic').eddsa var ec = new EdDSA('ed25519'); var eckeypair = ec.keyFromSecret(dkey.privateKey) var privateKeyHex = new Buffer.from(eckeypair.getSecret()).toString('hex') var publickeyHex = new Buffer.from(eckeypair.getPublic()).toString('hex') console.log("private key hex: %o", privateKeyHex) console.log("public key hex: %o\n", publickeyHex) var signature = eckeypair.sign(json).toHex(); console.log("signature: %o\n", signature) var ec2 = new EdDSA('ed25519'); var ec2keypair2 = ec2.keyFromPublic(publickeyHex, 'hex'); console.log("EdDSA json verify: %o", ec2keypair2.verify(json, signature)); } (async () => { console.log("--- aysnc sJWS init---") await sJWSinit(); })(); async function DeriveKey(mnemonic, derivePath) { if (bip39.validateMnemonic(mnemonic)) { console.log("mnemonic is fake!") } return bip39.mnemonicToSeed(mnemonic).then((vseed)=>{ var root = bip32.fromSeed(vseed) var PathNode = root.derivePath(derivePath) console.log("# PATH 是 m/2018'/5'/1'/0/1/0 因為底下為derive(0)，所以 path + '/0' \n") console.log("privateKey (Hex): %o", PathNode.derive(0).privateKey.toString('hex')) console.log("publicKey (Hex): %o", PathNode.derive(0).publicKey.toString('hex')) // 024ac10a81e3a0f86cb4dad68c6a26031d805a057f36048f80a5b91b1c2cb0588c 符合 return { prv_buf: PathNode.derive(0).privateKey, pub_buf: PathNode.derive(0).publicKey, wif: PathNode.derive(0).toWIF(), publicKey: PathNode.derive(0).publicKey.toString('hex'), privateKey: PathNode.derive(0).privateKey.toString('hex'), path: derivePath } }).catch((e) => { console.error('handle error here: ', e.message) }) }