CA/Browser Forum posts
Posts by tag S/MIME
Ballot SMC018: Realignment of Multipurpose use cases
August 11, 2026 by Stephen DavidsonBallot SMC018: Realignment of Multipurpose use casesSummary: This ballot implements the requirements of CCADB Policy Section 6.3 relating to cross-certificates into the S/MIME BR effective immediately.
August 11, 2026 by Stephen DavidsonBallot SMC018: Realignment of Multipurpose use casesSummary: This ballot implements the requirements of CCADB Policy Section 6.3 relating to cross-certificates into the S/MIME BR effective immediately.
2026-07-01 Minutes of the S/MIME Certificate Working Group
July 1, 2026 by Minutes of SMCWG July 01, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
July 1, 2026 by Minutes of SMCWG July 01, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
2026-06-17 Minutes of the S/MIME Certificate Working Group
June 17, 2026 by Minutes of SMCWG June 17, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
June 17, 2026 by Minutes of SMCWG June 17, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
Ballot SMC017v2: Increase Minimum RSA CA Key Size
June 16, 2026 by Stephen Davidson[Adopted] Ballot SMC017v2: Increase Minimum RSA CA Key SizeThe Intellectual Property Review (IPR) period for Ballot SMC017v2 (Increase Minimum RSA CA Key Size) has completed. No IPR Exclusion Notices were filed, and the ballot is adopted as of July 30, 2026. The new S/MIME BR v.1.0.15 have been published to the CABF public website in accordance with the Bylaws: https://cabforum.org/uploads/CA-Browser-Forum-SMIMEBR-1.0.15.pdf [IPR Review] Ballot SMC017v2: Increase Minimum RSA CA Key SizeThis Review Notice is sent pursuant to Section 4.1 of the CA/Browser Forum’s Intellectual Property Rights Policy (v1.4). This Review Period of 30 days is for one Final Maintenance Guidelines. The complete Draft Maintenance Guideline that is the subject of this Review Notice may be found at https://cabforum.org/uploads/CA-Browser-Forum-SMIMEBR-1.0.15-Redline.pdf.
June 16, 2026 by Stephen Davidson[Adopted] Ballot SMC017v2: Increase Minimum RSA CA Key SizeThe Intellectual Property Review (IPR) period for Ballot SMC017v2 (Increase Minimum RSA CA Key Size) has completed. No IPR Exclusion Notices were filed, and the ballot is adopted as of July 30, 2026. The new S/MIME BR v.1.0.15 have been published to the CABF public website in accordance with the Bylaws: https://cabforum.org/uploads/CA-Browser-Forum-SMIMEBR-1.0.15.pdf [IPR Review] Ballot SMC017v2: Increase Minimum RSA CA Key SizeThis Review Notice is sent pursuant to Section 4.1 of the CA/Browser Forum’s Intellectual Property Rights Policy (v1.4). This Review Period of 30 days is for one Final Maintenance Guidelines. The complete Draft Maintenance Guideline that is the subject of this Review Notice may be found at https://cabforum.org/uploads/CA-Browser-Forum-SMIMEBR-1.0.15-Redline.pdf.
2026-06-03 Minutes of the S/MIME Certificate Working Group
June 3, 2026 by Minutes of SMCWG June 3, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
June 3, 2026 by Minutes of SMCWG June 3, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
2026-05-20 Minutes of the S/MIME Certificate Working Group
May 20, 2026 by Minutes of SMCWG May 20, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
May 20, 2026 by Minutes of SMCWG May 20, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
2026-05-06 Minutes of the S/MIME Certificate Working Group
May 6, 2026 by Minutes of SMCWG May 6, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
May 6, 2026 by Minutes of SMCWG May 6, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
Ballot SMC017: Increase Minimum RSA CA Key Size
April 29, 2026 by Stephen DavidsonBallot SMC017: Increase Minimum RSA CA Key SizeBallot SMC017 was withdrawn on May 12, 2026. Ballot SMC017: Increase Minimum RSA CA Key SizeSummary: This ballot increases the minimum RSA key size for Root and Subordinate CA certificates in the S/MIME BRs from 2048 to 4096 bits for keys created on or after September 15, 2026, while retaining the 2048-bit minimum for Subscriber certificates.
April 29, 2026 by Stephen DavidsonBallot SMC017: Increase Minimum RSA CA Key SizeBallot SMC017 was withdrawn on May 12, 2026. Ballot SMC017: Increase Minimum RSA CA Key SizeSummary: This ballot increases the minimum RSA key size for Root and Subordinate CA certificates in the S/MIME BRs from 2048 to 4096 bits for keys created on or after September 15, 2026, while retaining the 2048-bit minimum for Subscriber certificates.
2026-04-22 Minutes of the S/MIME Certificate Working Group
April 22, 2026 by Minutes of SMCWG April 22, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
April 22, 2026 by Minutes of SMCWG April 22, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
2026-04-08 Minutes of the S/MIME Certificate Working Group
April 8, 2026 by Minutes of SMCWG April 8, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.
April 8, 2026 by Minutes of SMCWG April 8, 2026 These are the Minutes of the meeting described in the subject of this message. Corrections and clarifications where needed are encouraged by reply.