CryptoJS AES Encryption (source: https://jsfiddle.net/beL4q171/12/)

fiddle.html

<p>Message: <span id="message"></span>
</p>
<p>Encrypted: <span id="1"></span>
</p>
<p>Decrypted text: <span id="2"></span>
</p>

fiddle.js

var key = CryptoJS.enc.Hex.parse('0123456789abcdef');
var iv = CryptoJS.enc.Hex.parse('fedcba9876543210');
var message = "fubar";

var encrypted = CryptoJS.AES.encrypt(message, key, {
    iv: iv
});


var decrypted = CryptoJS.AES.decrypt(
'IKcST4CbRgw5ipEZv+zaug==', key, {
    iv: iv
}).toString(CryptoJS.enc.Utf8);


$('#message').text('"' + message + '" ');
$('#1').text(encrypted);
$('#2').text(decrypted);