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Bugzilla #1649951 · Certificate Problem Report

DigiCert: Incorrect OCSP Delegated Responder Certificate

DigiCert · RESOLVED
AI Summary

DigiCert was reported for issuing OCSP Delegated Responder certificates without the required 'id-pkix-ocsp-nocheck' response, violating Baseline Requirements. The issue was acknowledged, and DigiCert provided a timeline for revocation of affected certificates. They committed to not issuing new certificates with the problematic OCSP EKU and outlined a detailed remediation plan, including customer notifications and revocation timelines for various intermediates.

Model: gpt-4o-mini Generated: 2026-06-13 11:38 UTC Confidence: 0.95
Chronology
  1. Issue reported on Mozilla mailing list.
  2. Bug created in Bugzilla.
  3. Revocation of VZ Cybertrust Client CA completed.
  4. Revocation of Microsoft IT TLS CAs completed.
Participants
Ryan Sleevi Martin Sullivan Jeremy Rowley
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