Sample JavaScript Application Part 4 - Authentication and Security
Overview
In the last segment, we setup a database and reviewed all the code that interacts with it. This time, we'll setup authentication so we can lock down the security of the system and the database, and add a few user-centric capabilities like editing and deleting comments.
If you're just seeing this, you should start with the first article in the series instead: Sample JavaScript Application Introduction.
These instructions assume you're starting from the application we setup in the previous article: Sample JavaScript Application Part 3 - The Database. If you don't have that handy, you'll need to follow the instructions in the previous articles to get a project configured that points to your own Firebase project on Google Cloud.