RFC 8737 · PROPOSED STANDARD · 2020
SUN · 14 JUN 2026
Automated Certificate Management Environment TLS Application- Layer Protocol Negotiation Challenge Extension
Overview
RFC 8737, “Automated Certificate Management Environment TLS Application- Layer Protocol Negotiation Challenge Extension”, is a Proposed Standard document published in February 2020 by R.B. Shoemaker. The canonical text is published by the RFC Editor.
Abstract
This document specifies a new challenge for the Automated Certificate Management Environment (ACME) protocol that allows for domain control validation using TLS.
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 8737 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.
Other RFCs from 2020
- RFC 8736 PIM Message Type Space Extension and Reserved Bits
- RFC 8738 Automated Certificate Management Environment IP Identifier Validation Extension
- RFC 8735 Scenarios and Simulation Results of PCE in a Native IP Network
- RFC 8739 Support for Short-Term, Automatically Renewed Certificates in the Automated Certificate Management Environment
- RFC 8734 Elliptic Curve Cryptography Brainpool Curves for Transport Layer Security Version 1.3
- RFC 8740 Using TLS 1.3 with HTTP/2
- RFC 8733 Path Computation Element Communication Protocol Extensions for MPLS-TE Label Switched Path Auto-Bandwidth Adjustment with Stateful PCE
- RFC 8741 Ability for a Stateful Path Computation Element to Request and Obtain Control of a Label Switched Path