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Bugzilla #1405817 Certificate Misissuance

Actalis: Certs issued with same issuer and serial number

RESOLVED FIXED Actalis
AI Summary

Actalis issued intermediate certificates with the same issuer and serial number, violating the serial number uniqueness requirement of the BRs and RFC5280. The affected SubCA certificate was scheduled for revocation on October 4, 2017. Remedial actions included updates to their post-processing software and staff training to prevent recurrence. The issue was resolved with the completion of all action items, including the decommissioning of the legacy software.

Model: gpt-4o-mini Generated: 2026-06-13 17:11 UTC Confidence: 0.95
Chronology
  1. Initial incident report provided; affected SubCA certificate scheduled for revocation.
  2. Update on remedial actions; SubCA certificate revoked as scheduled.
  3. Confirmation that all action items completed and issue closed.
Participants
Kathleen Wilson Adriano Santoni Gervase Markham W. Thayer
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