A comprehensive developer guide to implementing secure authentication in modern applications. Covers OAuth 2.0, OIDC, ...

Imagine launching a website that works perfectly in testing, only to watch it struggle or crash the moment real users arrive.

What the heck is a JWT? JWT.io has a great introduction to JSON Web Tokens. In short, it's a signed JSON object that does something useful (for example, authentication). It's commonly used for Bearer ...

Going to the database repeatedly is slow and operations-heavy. Caching stores recent/frequent data in a faster layer (memory) so we don’t need database operations again and again. It’s most useful for ...