Your First Week With Node.js, 2nd Edition

Chapter 7: Local Authentication Using Passport in Node.js

by Paul Orac

A common requirement when building a web app is to implement a login system, so that users can authenticate themselves before gaining access to protected views or resources. Luckily for those building Node apps, there’s a middleware called Passport that can be dropped into any Express-based web application to provide authentication mechanisms in only a few commands.

In this tutorial, I’ll demonstrate how to use Passport to implement local authentication (that is, logging in with a username and password) with a MongoDB back end. If you’re looking to implement authentication via the likes of Facebook or GitHub, please refer to this tutorial.

As ever, all of the code for this ...