How WSO2 Identity Server tames the authentication and authorization chaos that comes with modern distributed systems.

There's a pattern every engineering team hits around the time they decompose their third or fourth service: authentication logic starts leaking everywhere. One team rolls JWT validation inline. Another builds a shared auth library that quietly diverges. A third vendor integration gets its own SAML setup hardcoded into a config file nobody touches. Before long, what was once a clean architectural diagram looks like spaghetti with session cookies.

This is the problem domain WSO2 Identity Server was designed for — not as an afterthought, but as the central concern. It's an open-source identity and access management (IAM) platform that centralizes authentication, authorization, and identity federation so every service in your ecosystem can rely on a single source of truth.

"Authentication is not a feature. It's infrastructure.…