Extension Negotiation in Secure Shell (SSH)

The information below is for an old version of the document
Document Type None Internet-Draft (curdle WG)
Last updated 2017-04-24
Replaces draft-ssh-ext-info
Stream IETF
Intended RFC status (None)
Expired & archived
pdf htmlized bibtex
Additional URLs
- Mailing list discussion
Stream WG state (None)
Document shepherd No shepherd assigned
IESG IESG state Unknown state
Consensus Boilerplate Unknown
Telechat date
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This memo updates RFC 4252, RFC 4253, and RFC 4254 to define a mechanism for SSH clients and servers to exchange information about supported protocol extensions confidentially after SSH key exchange.


denis bider (ietf-ssh3@denisbider.com)

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