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Bugzilla #1426247 Certificate Misissuance

Telia: Non-BR-Compliant OCSP Responder

RESOLVED FIXED Telia Company
AI Summary

The Telia OCSP responder for the TeliaSonera Root CA v1 was found to be returning 'good' responses for unissued certificates, violating the Baseline Requirements (BRs). Telia acknowledged the issue and planned to upgrade their OCSP system to resolve it. Despite a delay in the upgrade, the issue was ultimately fixed, although there were complications during the transition that temporarily affected the accuracy of OCSP responses. A full incident report was provided detailing the timeline and nature of the issues encountered.

Model: gpt-4o-mini Generated: 2026-06-13 17:41 UTC Confidence: 1.00
Chronology
  1. Initial report of non-compliance with OCSP responder.
  2. Planned upgrade to new OCSP system announced.
  3. Technical problems reported with new OCSP system.
  4. QA contact changed.
  5. Confirmation that the problem was fixed.
  6. Full incident report submitted.
Participants
Wayne Thayer pekka.lahtiharju@teliasonera.com
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