In this article, you'll learn how add SAML SSO login to an Express.js app. You'll use SAML Jackson with Auth0 to authenticate users and protect routes. You can also access the full code at the GitHub repository. Let’s get started!

I recently had to revamp my home office setup and decided to make a trip to my closest IKEA. The wide range of choices of desks in Micke, Malm, Brusali, Alex, and Bekant was only the beginning of the journey. I knew I had to head back home with the desk, find a good place to unpack the unit, find my screwdrivers, hammer, alan keys, and finally dedicate a few hours of labor to assemble everything. I enjoy the process but it is not devoid of frustrations.

I love Lego (don't we all), probably a little more than my kids. It invokes a builder's instinct. I feel the same way with code as well. When I started my career in the early 2000s building software was complex. You had to visit datacenters and set up your servers to even get started, it was the age of the ASPs; the predecessor of SaaS.