simple-lamport

Simple Lamport one-time signature library

Usage no npm install needed!

<script type="module">
  import simpleLamport from 'https://cdn.skypack.dev/simple-lamport';
</script>

README

simple-lamport

Lamport one-time signature scheme library.

Installation

npm install simple-lamport

Usage

Basic

const SimpleLamport = require('simple-lamport');

let lamport = new SimpleLamport();

// Generate private key and public key
let { privateKey, publicKey } = lamport.generateKeys();

let message = 'hello world';

// Sign message
let signature = lamport.sign(message, privateKey);

// Verify message; returns true or false
lamport.verify(message, signature, publicKey);

Generate keys from from seed

const SimpleLamport = require('simple-lamport');

let lamport = new SimpleLamport();

// Generate random secret seed
let seed = lamport.generateSeed();

// Generate private key and public key from a seed with index as second argument
let { privateKey, publicKey } = lamport.generateKeysFromSeed(seed, 0);

Works on Node.js and in the browser.

License

MIT