Blog

Blog

Engineering writing on game backends, multiplayer netcode, live-ops, and the operational discipline behind shipping at launch-day scale.

JWT Revocation at Scale: How to Enforce Playtime Limits for >100 mln Users

Feb 2026

Maksymilian Wojczuk

JWT Revocation at Scale: How to Enforce Playtime Limits for >100 mln Users

If you work in cloud infrastructure or ad tech, you know the dream of stateless architecture. It is the holy grail of modern scaling. You spin up scalable microservices (+ 1 mln requests per second), you issue JSON Web Tokens (JWTs) for authentication, and you free your databases from the tyranny of