Google Trust Services: Revocation data publication delay for revoked unused subordinate CAs

Google Trust Services identified a delay in publishing revocation data for several unused subordinate CAs that were revoked on June 13, 2023. The revocation information was not published within the required 24-hour timeframe, leading to an internal security event and subsequent investigation. The issue was resolved by implementing a linter to verify ceremony configurations and amending procedures to ensure timely publication of revocation data. All actions outlined in the incident report have been completed, and the CA has committed to maintaining consistent practices for future ceremonies.

1. 2023-06-15 Incident identified and internal investigation initiated.
2. 2023-07-26 All corrective actions completed and procedures amended.