auth-implementation-patterns

JWT-based authentication for REST APIs is standardized using concrete middleware patterns that handle token generation, validation, and secure cookie storage to protect endpoints. It ensures scalable access control across services.

RBAC authorization for protected routes is implemented via least-privilege design patterns and middleware strategies. This ensures role-based access control is consistently enforced across microservices, REST, and GraphQL endpoints.

OAuth2 and OpenID Connect are fully supported for multi-tenant SaaS applications. The approach provides secure token refresh flows and per-user authentication strategies tailored for scalable, multi-tenant environments.

Session-based authentication should be used instead of JWT tokens when you need strict server-side session invalidation and centralized session management over stateless token validation across distributed microservices.

Secure token refresh flows for modern web applications are handled using established security best practices and middleware patterns. This covers token lifecycle management, secure cookie handling, and preventing unauthorized access.

ABAC authorization patterns can be applied to GraphQL endpoints using attribute-based middleware strategies. This provides fine-grained, policy-driven access control compared to broader role-based models across your API layer.