OpenID Connect (OIDC) Transparent Access Proxy

OpenID Connect (OIDC) Transparent Access Proxy delivers that answer. It sits between your users and your applications, enforcing identity without changing a single line of backend code. By acting as a transparent proxy, it intercepts requests, validates OIDC tokens, and passes traffic through only if authentication and authorization checks succeed.

This approach removes the need for each application or microservice to implement login flows, token verification, and session handling. Instead, the proxy handles all of it. Services remain unaware of OIDC details yet gain immediate security hardening. Transparent means zero modification to existing protocols—HTTP, gRPC, WebSocket—and zero change to your deployment architecture beyond adding the proxy.

An OIDC Transparent Access Proxy integrates directly with your identity provider. It triggers the standard OIDC authorization flow: redirecting unauthenticated clients to the IdP, exchanging authorization codes for ID tokens, and caching credentials for efficient session reuse. All token validation follows the OIDC specification, including signature checks and claim inspection. The proxy enforces scopes, audience, and expiration in real time.

Performance is critical. A well‑implemented proxy uses asynchronous I/O and connection pooling to add negligible latency. The proxy’s configuration defines which routes require authentication and which are open. You can apply fine‑grained rules to protect APIs, admin dashboards, and internal tools without slowing public endpoints.

Security improves in measurable ways. Centralized token validation eliminates inconsistent checks across services. Audit logging in the proxy provides a single source of truth for authentication events. Identity enforcement becomes standard across your stack, from legacy monoliths to ephemeral containers.

Deploying an OIDC Transparent Access Proxy can be done in minutes. Point it at your IdP, configure callbacks, and define protected routes. From that moment, all requests pass through a layer of identity-driven control, without rewriting a single service.

Architectures evolve, but authentication complexity should not spread with every new microservice. Replace scattered login code with an OIDC Transparent Access Proxy and maintain clean, enforceable identity control across your system.

See it live in minutes—try it now at hoop.dev and put an OIDC Transparent Access Proxy in front of your services today.