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Bugzilla #1844514 Certificate Problem Report

MICROSEC: Incident report - No OCSP status response for 2 Precertificates

RESOLVED FIXED Microsec Ltd.
AI Summary

Microsec Ltd. reported an incident involving the failure of their OCSP responder to provide status for two precertificates. The issue was identified on July 18, 2023, following a notification received via phone. An internal investigation revealed that a configuration error in the CA software led to the precertificates not being added to the OCSP responders database. Immediate corrective actions included revoking the problematic precertificates and implementing a fix to improve the issuance process. As of September 15, 2023, no further OCSP issues have been reported, and the automated testing tool for monitoring OCSP status is now operational.

Model: gpt-4o-mini Generated: 2026-06-13 21:13 UTC Confidence: 0.90
Chronology
  1. Received notification of OCSP issues and opened internal investigation.
  2. Completed initial investigation and implemented immediate fixes.
  3. No further OCSP problems reported; automated testing tool activated.
Participants
dr. Sándor SZŐKE bwilson@mozilla.com
External References
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