elliptic-utils
v0.0.3
Published
This module provides native bindings to ecdsa fully compliant ISO requirement functions
Downloads
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Readme
This project is for secp256r1 EC operations. The original version is forked from https://github.com/cryptocoinjs/secp256k1-node
secp256r1-node
Installation
npm i secp256r1
Usage
const { randomBytes } = require('crypto')
const secp256r1 = require('secp256r1')
// or require('secp256r1/elliptic')
// if you want to use pure js implementation in node
// generate message to sign
const msg = randomBytes(32)
// generate privKey
let privKey
do {
privKey = randomBytes(32)
} while (!secp256r1.privateKeyVerify(privKey))
// get the public key in a compressed format
const pubKey = secp256r1.publicKeyCreate(privKey)
// sign the message
const sigObj = secp256r1.sign(msg, privKey)
// verify the signature
console.log(secp256r1.verify(msg, sigObj.signature, pubKey))
// => true
LICENSE
This library is free and open-source software released under the MIT license.