RFC 8441 · PROPOSED STANDARD · 2018
SUN · 14 JUN 2026
Bootstrapping WebSockets with HTTP/2
Overview
RFC 8441, “Bootstrapping WebSockets with HTTP/2”, is a Proposed Standard document published in September 2018 by P. McManus. It updates RFC 6455. The canonical text is published by the RFC Editor.
Abstract
This document defines a mechanism for running the WebSocket Protocol (RFC 6455) over a single stream of an HTTP/2 connection.
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 8441 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 2018
- RFC 8440 IMAP4 Extension for Returning MYRIGHTS Information in Extended LIST
- RFC 8442 ECDHE_PSK with AES-GCM and AES-CCM Cipher Suites for TLS 1.2 and DTLS 1.2
- RFC 8439 ChaCha20 and Poly1305 for IETF Protocols
- RFC 8443 Personal Assertion Token Extension for Resource Priority Authorization
- RFC 8438 IMAP Extension for STATUS=SIZE
- RFC 8444 OSPFv2 Extensions for Bit Index Explicit Replication
- RFC 8437 IMAP UNAUTHENTICATE Extension for Connection Reuse
- RFC 8445 Interactive Connectivity Establishment : A Protocol for Network Address Translator Traversal