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Cacheable OSCORE
draft-amsuess-core-cachable-oscore-11

Document Type Replaced Internet-Draft (core WG)
Expired & archived
Authors Christian Amsüss , Marco Tiloca
Last updated 2025-08-29 (Latest revision 2025-07-06)
Replaced by draft-ietf-core-cacheable-oscore
RFC stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Formats
Additional resources Mailing list discussion
Stream WG state Adopted by a WG
Document shepherd (None)
IESG IESG state Replaced by draft-ietf-core-cacheable-oscore
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:

Abstract

Group communication with the Constrained Application Protocol (CoAP) can be secured end-to-end using Group Object Security for Constrained RESTful Environments (Group OSCORE), also across untrusted intermediary proxies. However, this sidesteps the proxies' abilities to cache responses from the origin server(s). This specification restores cacheability of protected responses at proxies, by introducing consensus requests which any client in a group can send to one server or multiple servers in the same group.

Authors

Christian Amsüss
Marco Tiloca

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