NodeJS Signed cookies

cookieSessions.js

/**
 * Signed session cookies used for persistence
 * @param  {[type]} name [description]
 * @return {[type]}      [description]
 */
module.exports = function(name) {
  return function(req, res, next) {

		req.session = req.signedCookies[name] || {};

		res.on('header', function() {
			res.cookie(name, req.session, { signed: true });
		});
		next();
	}
}