RFC 9848

Bootstrapping TLS Encrypted ClientHello with DNS Service Bindings, March 2026

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Also available: XML file for editing
 
Status:
PROPOSED STANDARD
Authors:
B. Schwartz
M. Bishop
E. Nygren
Stream:
IETF
Source:
tls (sec)

Cite this RFC: TXT  |  XML  |   BibTeX

DOI:  https://doi.org/10.17487/RFC9848

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Abstract

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).


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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