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Binary Representation of HTTP Messages

The information below is for an old version of the document.
Document Type
This is an older version of an Internet-Draft whose latest revision state is "Replaced".
Expired & archived
Authors Martin Thomson , Christopher A. Wood
Last updated 2021-07-31 (Latest revision 2021-01-27)
Replaced by draft-ietf-httpbis-binary-message, RFC 9292
RFC stream (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document defines a binary format for representing HTTP messages. Discussion Venues This note is to be removed before publishing as an RFC. Discussion of this document takes place on the HTTP Working Group mailing list (, which is archived at Source for this draft and an issue tracker can be found at


Martin Thomson
Christopher A. Wood

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)