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Bugzilla #1684442 Certificate Misissuance

DigiCert: SHA-1 intermediate issued after 2016-01-01

RESOLVED DigiCert
AI Summary

DigiCert issued a SHA-1 intermediate certificate after the January 1, 2016 deadline, which violates Mozilla's policy. The certificate, intended for timestamping, was created on December 17, 2020, and was found to be non-compliant during a routine compliance review on December 28, 2020. DigiCert promptly revoked the certificate and has since implemented measures to prevent future occurrences, including a hard-block on SHA-1 intermediate certificates.

Model: gpt-4o-mini Generated: 2026-06-13 11:39 UTC Confidence: 0.95
Chronology
  1. Intermediate certificate created
  2. Compliance issue identified and certificate revoked
Participants
Rob Stradling Jeremy Rowley Brenda Bernal
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