By Sahat Yalkabov, Yahoo Software Engineer

Twitter: @EvNowAndForever GitHub: @sahat

This guide assumes you know at least some Node.js and JavaScript. Furthermore, in order to demonstrate the entire OAuth 2.0 flow from beginning to end, I have decided not to use server-side or client-side libraries such as Passport or Satellizer.

GitHub Project Demo

Step 1. Prerequisites

Node.js (download)

MongoDB (download)

Step 2. Project Structure

Create a new directory, then inside create a new file called package.json that will contain our package dependencies:

{