PHPSecLib RSA KEY GENERATOR

rsa_key_generator.php

<?php

header("Content-type: text/html; charset=UTF-8");
$nl = '<br>';

// http://bestmike007.com/2011/08/secure-data-transmission-between-pure-php-and-javascript-using-rsa/

// Include Library
require_once(dirname(__FILE__) . '/../application/libraries/phpseclib-0.3.1/Crypt/RSA.php');

define('CRYPT_RSA_MODE', CRYPT_RSA_MODE_INTERNAL);
$rsa = new Crypt_RSA();
$rsa->setPublicKeyFormat(CRYPT_RSA_PUBLIC_FORMAT_RAW);
$key = $rsa->createKey(512);
echo '<pre><code>';
echo $key['privatekey'];
echo '</code></pre>';
echo $nl;
$e = new Math_BigInteger($key['publickey']['e'], 10);
$n = new Math_BigInteger($key['publickey']['n'], 10);
echo "Public Key:".$nl;
echo '<pre><code>';
echo $e->toHex();
echo '</code></pre>';
echo $nl;
echo '<pre><code>';
echo $n->toHex();
echo '</code></pre>';