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Baseline Requirements for TLS Server Certificates and Extended Validation (EV) Guidelines

These documents are maintained by the Server Certificate Working Group.

Baseline Requirements for Code Signing Certificates

This document is maintained by the Code Signing Certificate Working Group.

Network and Certificate System Security Requirements

This document is maintained by the Network Security Working Group.

Bylaws

CA/Browser Forum Bylaws are available on the Bylaws page.

Intellectual Property Rights Policy Documents

IPR documents are available on the IPR Policy page.

Guidance on Deprecation of Use of Internal Names and IP Addresses

Guidance on the Deprecation of Use of Internal Names and IP Addresses is available here.

Proceedings
Latest releases
Server Certificate Requirements
SC-081v3: Introduce Schedule of Reducing Validity and Data Reuse Periods - May 21, 2025

BR v2.1.5

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
v1.0.10 - Ballot SMC012 - Jul 2, 2025

Introduces a new method for validation of mailbox control, using ACME for S/MIME as defined in RFC 8823: Extensions to Automatic Certificate Management Environment for End-User S/MIME Certificates.

Network and Certificate System Security Requirements
v2.0 - Ballot NS-003 - Jun 26, 2024

Ballot NS-003: Restructure the NCSSRs in https://github.com/cabforum/netsec/pull/35

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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).