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2025-07-24 Minutes of the Code Signing Certificate Working Group

Code Signing Certificate Working Group Meeting Minutes – July 24th, 2025

Date: July 24, 2025

Note Well

The Note Well was read.

2. Review of Agenda

No additional topics were requested.

3. Approval of Minutes

  • June 12 (F2F) Minutes – Circulated July 23, approved without objection.
  • June 26 Minutes – Circulated July 22, approved without objection.
  • July 10 Minutes – Circulated July 22, approved without objection.

All approved minutes will be distributed to the public list and posted on the website.

4. Discussion Topics

a. Validity Reduction Ballot

  • Karina (Microsoft) provided an update: preparing to send out the ballot email and start the discussion period.
  • Martijn noted Nate created a pull request and shared the ballot template.
  • Currently one endorser confirmed.
  • A second endorser is still required before starting the discussion period.
  • Karina will coordinate with Nate to progress the ballot.

b. SC-Alignment Ballot – OCSP Concerns

  • Karina confirmed she will review and provide feedback, but is unavailable next week. Updates expected after her return.
  • Martijn suggested splitting out the OCSP component if needed, since other changes had no objections.
  • Confirmed that OCSP requirements are currently optional in the BRs.

5. Any Other Business

  • No additional business was raised.

6. Adjourn

Attendees

Brianca Martin (Amazon), Bruce Morton (Entrust), Dean Coclin (DigiCert), Inaba Atsushi (GlobalSign), Karina Sirota (Microsoft), Kateryna Aleksieieva (Asseco Data Systems SA (Certum)), Luis Cervantes (SSL.com), Marco Schambach (IdenTrust), Martijn Katerbarg (Sectigo), Nome Huang (TrustAsia), Rebecca Kelly (SSL.com), Roberto Quionones (Intel), Scott Rea (eMudhra), Thomas Zermeno (SSL.com)

Latest releases
Server Certificate Requirements
SC092: Sunset use of Precertificate Signing CAs - Nov 4, 2025

Code Signing Requirements
v3.8 - Aug 5, 2024

What’s Changed CSC-25: Import EV Guidelines to CS Baseline Requirements by @dzacharo in https://github.com/cabforum/code-signing/pull/38 Full Changelog: https://github.com/cabforum/code-signing/compare/v3.7...v3.8

S/MIME Requirements
v1.0.12 - Ballot SMC014 - Oct 13, 2025

This ballot introduces requirements that a Certificate Issuer MUST deploy DNSSEC validation back to the IANA DNSSEC root trust anchor on all DNS queries associated with CAA record lookups performed by the Primary Network Perspective, effective March 15, 2026. The ballot is intended to maintain consistency in the S/MIME Baseline Requirements with the requirements of Ballot SC-085 which implemented identical requirements in the TLS Baseline Requirements. Note: SC-085 also introduced requirements in TLS Baseline Requirements for the use of DNSSEC in domain control validation. These requirements are automatically adopted in the S/MIME BR by the email domain control methods that include a normative reference to section 3.2.2.4 of the TLS Baseline Requirements. The draft also includes minor corrections to web links in the text. This ballot is proposed by Stephen Davidson (DigiCert) and endorsed by Client Wilson (Apple) and Ashish Dhiman (GlobalSign).

Network and Certificate System Security Requirements
Version 2.0.5 (Ballot NS-008) - Jul 9, 2025

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The Certification Authority Browser Forum (CA/Browser Forum) is a voluntary gathering of Certificate Issuers and suppliers of Internet browser software and other applications that use certificates (Certificate Consumers).