ACME-1017: Bug for Authentication Service reliability improvement 17
Date: 2026-01-04 Type: Bug Priority: P1 Service: Authentication Service Owner: Identity Platform GitHub References: GH-1017, GH-1018 API References: API-AUTHENTICATION-01, API-AUTHENTICATION-02, API-AUTHENTICATION-03, API-AUTHENTICATION-04
Business Context
Acme Commerce depends on the Authentication Service to protect customer trust during high-volume shopping periods. This ticket captures engineering work needed after operational reviews found risk from missing idempotency key handling in a replay worker.
Scope
- Review service contract behavior against API-AUTHENTICATION-02.
- Update dashboards and alerts owned by Identity Platform.
- Coordinate rollout with the teams that operate Authentication Service, Checkout Service, Billing Service, Inventory Service, and Notification Service.
- Link implementation work to GitHub items GH-1017, GH-1018.
Definition of Done
- Tests cover nominal, timeout, replay, and malformed payload scenarios.
- Runbook steps are updated and validated in staging.
- Incident review owners can cite this ticket as remediation evidence.