OAuth2 OIDC And Token Lifecycle

Use When

• Building SSO or federated login
• Implementing delegated API access with standards-based tokens

Workflow

1. Select grant types per client (PKCE for public clients, client credentials for machine clients).
2. Define token claims, scopes, and audience boundaries.
3. Implement secure token validation on backend services.
4. Design refresh, rotation, revocation, and session expiry behavior.
5. Add observability for auth failures and suspicious token usage.

Provider And Flow Guidance