Identity-Aware Proxy QA testing is the process of verifying that access control is enforced correctly at every boundary. It’s not just about whether authentication works. It’s about ensuring identity verification, session management, and permission checks all function under real-world conditions.
Start by mapping the protected endpoints. Each route needs to be confirmed against your identity policies. Run automated tests that simulate requests from users with different roles. Include edge cases where tokens are expired, malformed, or coming from untrusted devices. QA must validate that IAP rejects illegal access without leaking data in error messages.
Test identity propagation through internal microservices. In complex architectures, an IAP sits at the perimeter but relies on downstream services to honor identity claims. Send traffic through staging environments with logging enabled. Confirm the identity context remains intact across calls, even under load.