A new Request for Comments is now available in online RFC libraries.
RFC 9848
Title: Bootstrapping TLS Encrypted ClientHello with
DNS Service Bindings
Author: B. Schwartz,
M. Bishop,
E. Nygren
Status: Standards Track
Stream: IETF
Date: March 2026
Mailbox: [email protected],
[email protected],
[email protected]
Pages: 9
Updates/Obsoletes/SeeAlso: None
I-D Tag: draft-ietf-tls-svcb-ech-08.txt
URL: https://www.rfc-editor.org/info/rfc9848
DOI: 10.17487/RFC9848
To use TLS Encrypted ClientHello (ECH), the client needs to learn the
ECH configuration for a server before it attempts a connection to the
server. This specification provides a mechanism for conveying the
ECH configuration information via DNS, using a SVCB or HTTPS resource
record (RR).
This document is a product of the Transport Layer Security Working Group of the
IETF.
This is now a Proposed Standard.
STANDARDS TRACK: This document specifies an Internet Standards Track
protocol for the Internet community, and requests discussion and suggestions
for improvements. Please refer to the current edition of the Official
Internet Protocol Standards (https://www.rfc-editor.org/standards) for the
standardization state and status of this protocol. Distribution of this
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