Zymkey NodeJS Library

A NodeJS wrapper for zymkey crypto library.

Caution: This repo is deprecated and not catching up with the hardware development of zymkey.

Installation

npm install zymkey --save

Usage

var client = require('zymkey');
var ret = client.ledOff();
console.log('Zymkey ledOff returned ' + ret);

var srcBuf = new Buffer('hello, world');
lockedBuf =  client.lock(srcBuf);
console.log('Locked data: \n\t' + lockedBuf.toString());

unlockedBuf = client.unlock(lockedBuf);
console.log('Unlocked data: ');
console.log('\t' + unlockedBuf.toString('utf-8'));

console.log('Buffer equals ' + srcBuf.equals(unlockedBuf));

Examples

Take a look at the examples under examples/ folder.

Tests

All the test are under test/. And run test script by

npm test

Supported Zymkey Features

• [X] Manipulation (on/off/flash) of onboard LED.
• [X] ECDSA (P256 curve only) operations (getECDSAPubKey/sign/verify)
• [X] Data encrypt/decrypt using Zymkey private key.
• [X] Generate random bytes using Zymkey's True Random Number Generator (TRNG).
• [X] Access to Zymkey's Real Time Clock (RTC).
• [X] Access to Zymkey's Tap Detection Sensor.
• [X] Set Zymkey's I2C address.

Release History

• 0.1.0 Inital Release (01/04/2017)

Acknowledgement

This project is based on Zymbit's trusted hardware modules. Thanks to Zymbit's amazing technical supports and great product!
And credits are given to the node-ffi and ref that enable calling Zymkey's C library in nodejs.

License

GPL-3.0

Copyright

Lex && Oaken Team