A new Request for Comments is now available in online RFC libraries. RFC 8165 Title: Design Considerations for Metadata Insertion Author: T. Hardie Status: Informational Stream: IETF Date: May 2017 Mailbox: ted.ietf@gmail.com Pages: 7 Characters: 16405 Updates/Obsoletes/SeeAlso: None I-D Tag: draft-hardie-privsec-metadata-insertion-08.txt URL: https://www.rfc-editor.org/info/rfc8165 DOI: 10.17487/RFC8165 The IAB published RFC 7624 in response to several revelations of pervasive attacks on Internet communications. This document considers the implications of protocol designs that associate metadata with encrypted flows. In particular, it asserts that designs that share metadata only by explicit actions at the host are preferable to designs in which middleboxes insert metadata. INFORMATIONAL: This memo provides information for the Internet community. It does not specify an Internet standard of any kind. 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