virtuo

var crypto = require('crypto');
var key = "some key";
var msg = "Attack Troy from within a wooden horse!";
var CYPHER = "aes256";


var test = function(output_encoding) {
  var cypher = crypto.createCipher(CYPHER, key);
  var enc_msg = cypher.update(msg, "utf8", output_encoding);
  enc_msg += cypher.final(output_encoding);