Courses / Node.js
33. Stateless JWT authentication
Issue and verify JSON Web Tokens for stateless authentication and understand their trade-offs.
JavaScript
Stateless JWT authentication
A way to issue and verify compact signed tokens so servers can authenticate requests without storing session state.
"I want my API to know who the caller is without keeping a session table for every user."
A JSON Web Token (JWT) is a signed, base64-encoded string containing claims (like user id and expiry) that a server issues and later verifies to authenticate requests without per-session storage.
"I want my API to know who the caller is without keeping a session table for every user."
A JSON Web Token (JWT) is a signed, base64-encoded string containing claims (like user id and expiry) that a server issues and later verifies to authenticate requests without per-session storage.