Session Management — Remembering Who's Logged In

You authenticated the user. You verified their identity with OAuth, checked their password, validated their magic link — whatever the method. Now what? You need to remember that they're logged in so they don't have to prove who they are on every single page load.

This is session management, and it's the bridge between "the user just logged in" and "the user is still logged in." Get it right and your users have a smooth experience. Get it wrong and you're either logging people out constantly (annoying) or letting attackers ride on stolen sessions (catastrophic).

Your AI agent makes session management choices for you. Let's make sure they're the right ones.

Cookies vs Tokens — The Great Debate

There are two fundamental approaches to session management, and the internet has been argu