Block TEA (xxtea) Tiny Encryption Algorithm implementation in JavaScript as a Node module
Usage
var tea = require('tea');
var clear = 'string to be encrypted';
var password = 'BH&^! ljknca>":{L{}uuj~``BF';
var encrypted = tea.encrypt(clear, password);
var decrypted = tea.decrypt(encrypted, password);
console.log(clear, encrypted, decrypted);
//--> 'string to be encrypted', 'xR4q8OXWSShGk/LYrCQNLWET1GtXooG3', 'string to be encrypted'Install
To install run npm install git://github.com/devotis/node-tea#master
Or add this to package.json
"dependencies": {
"tea": "git://github.com/devotis/node-tea#master"
}
...and run npm install
Attribution
The code of index.js is a complete copy paste of what you can find here by the original author http://www.movable-type.co.uk/scripts/tea-block.html
I have changed nothing except adding module.exports = Tea;
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* Block TEA (xxtea) Tiny Encryption Algorithm implementation in JavaScript */
/* (c) Chris Veness 2002-2012: www.movable-type.co.uk/tea-block.html */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/* Algorithm: David Wheeler & Roger Needham, Cambridge University Computer Lab */
/* http://www.cl.cam.ac.uk/ftp/papers/djw-rmn/djw-rmn-tea.html (1994) */
/* http://www.cl.cam.ac.uk/ftp/users/djw3/xtea.ps (1997) */
/* http://www.cl.cam.ac.uk/ftp/users/djw3/xxtea.ps (1998) */
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */