this version will run with npm start, but when attempting to run the built version behind nginx, it appears to have issues
randombytes
randombytes from node that works in the browser. In node you just get crypto.randomBytes, but in the browser it uses .crypto/msCrypto.getRandomValues
var randomBytes = require('randombytes');
randomBytes(16);//get 16 random bytes
randomBytes(16, function (err, resp) {
// resp is 16 random bytes
});