RFC 8773 · EXPERIMENTAL · 2020
MON · 14 SEP 2026
TLS 1.3 Extension for Certificate-Based Authentication with an External Pre-Shared Key
Overview
RFC 8773, “TLS 1.3 Extension for Certificate-Based Authentication with an External Pre-Shared Key”, is an Experimental document published in March 2020 by R. Housley. The canonical text is published by the RFC Editor.
Abstract
This document specifies a TLS 1.3 extension that allows a server to authenticate with a combination of a certificate and an external pre-shared key (PSK).
What “Experimental” means
Describes a specification that is part of a research or development effort, published so the community can gain experience with it.
Read this RFC
The canonical text of RFC 8773 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.
Other RFCs from 2020
- RFC 8772 The China Mobile, Huawei, and ZTE Broadband Network Gateway Simple Control and User Plane Separation Protocol
- RFC 8774 The Quantum Bug
- RFC 8771 The Internationalized Deliberately Unreadable Network NOtation
- RFC 8775 PIM Designated Router Load Balancing
- RFC 8770 Host Router Support for OSPFv2
- RFC 8776 Common YANG Data Types for Traffic Engineering
- RFC 8769 Cryptographic Message Syntax Content Types for Concise Binary Object Representation
- RFC 8777 DNS Reverse IP Automatic Multicast Tunneling Discovery