model-user.js

/** *********************************************************
 *  API - Model - User
 ********************************************************* */
module.exports = function (sequelize, DataTypes) {
  return sequelize.define('User', {
    username: DataTypes.STRING,
    password: DataTypes.STRING,

    firstName: DataTypes.STRING,
    lastName: DataTypes.STRING,
    email: DataTypes.STRING
  })
}

server.js

/** *********************************************************
 *  PassportJS
 ********************************************************* */
passport.use(new LocalStrategy(
  function (username, password, done) {
    Model.User.find({ where: {username: username, password: crypto.createHash('md5').update(password).digest("hex") } })
      .success(function (user) {
        if (user !== null) {
          console.log('[AUTH] Success with username: ' + user.username + ' and password (md5-hash): ' + user.password);
          return done(null, user);
        }
        else {
          console.log('[AUTH] Error with username: ' + username + ' and password:' + password);
          console.log('[AUTH] md5-hash of passed password: ' + crypto.createHash('md5').update(password).digest("hex"));
          return done(null, false);
        }
      })
  }
));

// Serialized and deserialized methods when got from session
passport.serializeUser(function (user, done) {
  done(null, user);
});
passport.deserializeUser(function (user, done) {
  done(null, user);
});

// Define a middleware function to be used for every secured routes
var auth = function (req, res, next) {
  if (!req.isAuthenticated()){
    console.log('[AUTH] Error 401');
    res.send(401);
  }else{
    console.log('[AUTH] Success by Session');
    next();
  }
};