Skip to main content

RFC 9809 - X.509 Certificate Extended Key Usage (EKU) for Configuration, Updates, and Safety-Critical Communication

  • Status: Proposed Standard
  • Published: July 2025
  • Stream: IETF
  • Pages: 12
  • Errata: No Errata

Abstract

This document defines KeyPurposeIds for configuration files, software and firmware update packages, and safety-critical communication to be included in X.509 certificate EKU extensions.