nylas auth token in Practice: Display current API token
Need to display current api token? One command. The nylas auth token command prints the active API token or access token for the current grant. Useful…
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I replaced Auth0 with an open source library in 30 minutes. Here is what broke.
My Auth0 bill last month was $427. For 12,000 monthly active users on a side project that makes roughly $0 in revenue. I spent a Saturday moving off i…
The 8 tables behind a real auth system (Postgres schema, explained column by column)
This is day 2 of the series. Yesterday I showed the architecture diagram. Today we are looking at the database that sits underneath it. Every table, e…
I've built auth six times. Here's the system I would build today
I am writing this series because I have built authentication from scratch six times, and every time I got it about 80 percent right and discovered the…
Authentication Systems Explained: JWT vs Sessions (What You Should Actually Use in 2026)
Authentication is one of those topics every developer uses—but not everyone truly understands. At some point, you’ll face this decision: 👉 Should I us…
API Key Authentication in smallstack: How We Built Secure External Access
One of the core promises of a platform like smallstack is that it plays well with the rest of your stack. That means: a clean REST API, webhook suppor…
Securing HTTP with mTLS: Managing SSL/TLS Certificates for Mutual Authentication
Introduction to SSL/TLS and mTLS Securing HTTP communication is no longer optional—it’s a necessity. At the heart of this security lies SSL/TLS (Secur…
RFC 7523 Deep Dive: JWT Profile
Introduction I perfectly understand how human users authenticate in modern web apps via OAuth 2.0. A browser opens, the user clicks "Allow" on a conse…
Secure by Default, Slow by Surprise. What AWS Forgot to Mention About RDS IAM Authentication
Throughout my career as a backend and cloud engineer, I have worked with several database management systems. And while each of them has its own proto…
How to Set Up SSO Authentication in Your App's Admin Panel
Prerequisites for all OIDC Providers This guide covers the admin setup for SSO authentication built with Django and AWS Cognito. The full reference im…
AWS Authentication: IAM Identity Center (SSO) - The right way in 2026
The right way to authenticate in AWS in 2026. Goodbye access keys, hello temporary credentials. The problem with access keys For years, the "normal" w…