Binary Structured HTTP Headers

Document Type Expired Internet-Draft (individual)
Author Mark Nottingham 
Last updated 2020-09-04 (latest revision 2020-03-03)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This specification defines a binary serialisation of Structured Headers for HTTP, along with a negotiation mechanism for its use in HTTP/2. It also defines how to use Structured Headers for many existing headers - thereby "backporting" them - when supported by two peers.


Mark Nottingham (

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