← SwissSign AG cases
Bugzilla #1691704 Certificate Misissuance

SwissSign: Certificate with key length 4098 bit

RESOLVED FIXED SwissSign AG
AI Summary

SwissSign AG reported a certificate misissuance involving a key length of 4098 bits, which violated Mozilla's root store policy effective July 1, 2018. The issue was identified after a third-party notification on August 5, 2019. Following the acknowledgment of the misissuance, the affected certificates were revoked on February 12, 2021. SwissSign has since implemented technical controls to prevent similar issues from occurring in the future.

Model: gpt-4o-mini Generated: 2026-06-13 20:50 UTC Confidence: 0.90
Chronology
  1. Third-party informed SwissSign of the misissued certificate.
  2. Certificates were revoked.
Participants
Mike Guenther Julien Cristau Ben Wilson
Similar Local Cases
#1731586 RESOLVED Certificate Misissuance Opened 2021-09-20 · Closed 2023-02-22 · 72% similar
SwissSign: Certificate with key length 16258
#1613334 RESOLVED Certificate Misissuance Opened 2020-02-05 · Closed 2023-02-22 · 70% similar
SwissSign: Misissuance with mispellings in Location for a number of Certificates
#1766255 RESOLVED Certificate Misissuance Opened 2022-04-25 · Closed 2023-02-22 · 69% similar
SwissSign: Mis-Issuance of S/MIME certificates
#1848854 RESOLVED Certificate Misissuance Opened 2023-08-15 · Closed 2024-03-27 · 66% similar
SwissSign: S/MIME LCP: CN with values other than email address
#1916489 RESOLVED Certificate Misissuance Opened 2024-09-03 · Closed 2025-03-18 · 64% similar
SwissSign: LDAP URL still in CRL distribution point (CDP)
#1929189 RESOLVED Certificate Misissuance Opened 2024-11-05 · Closed 2025-07-01 · 62% similar
SwissSign: S/MIME certificates deviate from CPR
#1428877 RESOLVED Certificate Misissuance Opened 2018-01-08 · Closed 2023-02-22 · 60% similar
SwissSign: Invalid DNSName in SAN
#1506607 RESOLVED Certificate Misissuance Opened 2018-11-12 · Closed 2023-02-22 · 60% similar
SwissSign: Misissuance of Intermediate Certificates because of incorrect organizationIdentifier

We use only essential cookies and local browser storage for preferences and security. See our Privacy Policy for details.

Confirm action