A new Request for Comments is now available in online RFC libraries. RFC 8472 Title: Transport Layer Security (TLS) Extension for Token Binding Protocol Negotiation Author: A. Popov, Ed., M. Nystroem, D. Balfanz Status: Standards Track Stream: IETF Date: October 2018 Mailbox: andreipo@microsoft.com, mnystrom@microsoft.com, balfanz@google.com Pages: 8 Characters: 16842 Updates/Obsoletes/SeeAlso: None I-D Tag: draft-ietf-tokbind-negotiation-14.txt URL: https://www.rfc-editor.org/info/rfc8472 DOI: 10.17487/RFC8472 This document specifies a Transport Layer Security (TLS) extension for the negotiation of Token Binding protocol version and key parameters. Negotiation of Token Binding in TLS 1.3 and later versions is beyond the scope of this document. This document is a product of the Token Binding Working Group of the IETF. This is now a Proposed Standard. STANDARDS TRACK: This document specifies an Internet Standards Track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the Official Internet Protocol Standards (https://www.rfc-editor.org/standards) for the standardization state and status of this protocol. Distribution of this memo is unlimited. This announcement is sent to the IETF-Announce and rfc-dist lists. To subscribe or unsubscribe, see https://www.ietf.org/mailman/listinfo/ietf-announce https://mailman.rfc-editor.org/mailman/listinfo/rfc-dist For searching the RFC series, see https://www.rfc-editor.org/search For downloading RFCs, see https://www.rfc-editor.org/retrieve/bulk Requests for special distribution should be addressed to either the author of the RFC in question, or to rfc-editor@rfc-editor.org. Unless specifically noted otherwise on the RFC itself, all RFCs are for unlimited distribution. The RFC Editor Team Association Management Solutions, LLC