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RFC 9963 - Legacy RSASSA-PKCS1-v1_5 Code Points for TLS 1.3

  • Status: Proposed Standard
  • Published: April 2026
  • Stream: IETF
  • Errata: No Errata

Abstract

This document allocates code points for the use of RSASSA-PKCS1-v1_5 with client certificates in TLS 1.3. This removes an obstacle for some deployments to migrate to TLS 1.3.