Add SECOM SMIME RSA Root CA 2024
SECOM Trust Systems CO., LTD. requested inclusion of the “SECOM SMIME RSA Root CA 2024” root certificate in Mozilla’s root store. The thread includes the certificate subject details and links to the certificate file and CCADB case information. Mozilla’s CA Program representative (Ben Wilson) requested a status update from SECOM and noted the timeline for public discussion and a 7-day “last-call” period. On 2026-06-16, the request was approved and Ben Wilson stated he would open an NSS bug for root inclusion. The thread later reports that the root is being included in Firefox 154 and NSS 3.126 with the email trust bit enabled. The bug is marked RESOLVED in Bugzilla.
- SECOM submitted a Mozilla CA Program request to add the SECOM SMIME RSA Root CA 2024 root.
- Mozilla approved the root inclusion request for SECOM SMIME RSA Root CA 2024.
- The root was reported as being included in Firefox 154 and NSS 3.126 with the email trust bit enabled.
- Ml representative — Posted the SECOM SMIME RSA Root CA 2024 certificate details and provided links to the certificate and CCADB/Mozilla root inclusion case information.
- Mozilla representative — Requested a status update from SECOM.
- Mozilla representative — Noted that public discussion started on 2026-04-22 and would end on 2026-06-03.
- Mozilla representative — Added an attachment (Sample-SMIME.txt).
- Mozilla representative — Provided a link to the notice of pending approval and stated the 7-day “last-call” period ends June 12, 2026.
- Mozilla representative — Confirmed the request is approved and said he would open an NSS bug for root inclusion (NSS Bug #2047800).
- Mozilla representative — Reported that the root is being included in FF 154 and NSS 3.126 with the email trust bit enabled.