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CA/Browser Forum

Welcome to the CA/Browser Forum

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).

More information for about the forum and information for Site Owners, Developers, Auditors and Assessors, and Potential Members can be found in the About section of this website.

Recent posts

2025-09-11 Minutes of the Forum
September 11, 2025 by Martijn KaterbargMeeting Date: 2025-09-11 Attendees: Aaron Gable (Let’s Encrypt), Aaron Poulsen (Amazon), Adam Jones (Microsoft), Adrian Mueller (SwissSign), Ben Wilson (Mozilla), Brianca Martin (Amazon), Bruce Morton (Entrust), Chris Clements (Google), Clint Wilson (Apple), Corey Bonnell (DigiCert), Corey Rasmussen (OATI), Daryn Wright (Apple), Dean Coclin (DigiCert), Dimitris Zacharopoulos (HARICA), Enrico Entschew (D-TRUST), Eric Kramer (Sectigo), Gregory Tomko (GlobalSign), Hogeun Yoo (NAVER Cloud Trust Services), Inaba Atsushi (GlobalSign), Iñigo Barreira (Sectigo), Jaime Hablutzel (OISTE Foundation), Janet Hines (VikingCloud), Jeanette Snook (Visa), Jeff Ward (CPA Canada/WebTrust), Johnny Reading (GoDaddy), Jun Okura (Cybertrust Japan), Karina Sirota (Microsoft), Kateryna Aleksieieva (Asseco Data Systems SA (Certum)), Kate Xu (TrustAsia), Kiran Tummala (Microsoft), Lucy Buecking (IdenTrust), Luis Cervantes (SSL.com), Mahua Chaudhuri (Microsoft), Marco Schambach (IdenTrust), Martijn Katerbarg (Sectigo), Masaru Sakamoto (Cybertrust Japan), Matthew McPherrin (Let’s Encrypt), Michelle Coon (OATI), Mrugesh Chandarana (IdenTrust), Nargis Mannan (VikingCloud), Nate Smith (GoDaddy), Nicol So (CommScope), Nome Huang (TrustAsia), Ono Fumiaki (SECOM Trust Systems), Peter Miskovic (Disig), Rebecca Kelly (SSL.com), Rich Smith (DigiCert), Rollin Yu (TrustAsia), Ryan Dickson (Google), Sean Huang (TWCA), Sven Rajala (Keyfactor), Tathan Thacker (IdenTrust), Thomas Zermeno (SSL.com), Tim Callan (Sectigo), Tim Hollebeek (DigiCert), Tobias Josefowitz (Opera Software AS), Wayne Thayer (Fastly), Wendy Brown (US Federal PKI Management Authority), Wiktoria Więckowska (Asseco Data Systems SA (Certum))
2025-09-11 Minutes of the Server Certificate Working Group
September 11, 2025 by Wayne ThayerMinutes of the Server Certificate Working Group teleconference - September 11, 2025Meeting Date: 2025-09-11 Note Well: Read by Dimitris Zacharopoulos. Review of Agenda: No additions or changes. Approval of Minutes: July 17, 2025 Teleconference (Draft minutes were distributed on 2025-09-01) approved.
Ballot SC-092: Sunset use of Precertificate Signing CAs
September 2, 2025 by Wayne ThayerVoting Results Certificate Issuers 29 votes in total:
More posts of the CA/Browser Forum
Latest releases
Server Certificate Requirements
SC-089: Mass Revocation Planning - Aug 26, 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
v1.0.11 - Ballot SMC013 - Aug 22, 2025

This ballot introduces specifications for the use of two post-quantum cryptography (PQC) algorithms, as standardized by the U.S. National Institute of Standards and Technology (NIST), in the S/MIME BR.

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