- Advanced
- Security
Where it shows up in real systems
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Identity provider
Handles passwords, MFA and social login, then issues short-lived tokens. Services that call it on every request inherit its latency and availability; validating signed JWTs locally avoids that dependency.
In production: Auth0, Keycloak, Amazon Cognito, Microsoft Entra ID, Okta
See it break, then fix it
Build an architecture, send it a day of traffic and outages, and learn why it holds or fails. Free to start.