A new Request for Comments is now available in online RFC libraries. RFC 8470 Title: Using Early Data in HTTP Author: M. Thomson, M. Nottingham, W. Tarreau Status: Standards Track Stream: IETF Date: September 2018 Mailbox: martin.thomson@gmail.com, mnot@mnot.net, willy@haproxy.org Pages: 12 Characters: 25880 Updates/Obsoletes/SeeAlso: None I-D Tag: draft-ietf-httpbis-replay-04.txt URL: https://www.rfc-editor.org/info/rfc8470 DOI: 10.17487/RFC8470 Using TLS early data creates an exposure to the possibility of a replay attack. This document defines mechanisms that allow clients to communicate with servers about HTTP requests that are sent in early data. Techniques are described that use these mechanisms to mitigate the risk of replay. This document is a product of the Hypertext Transfer Protocol Bis 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