RFC 9668: Using Ephemeral Diffie-Hellman Over COSE (EDHOC) with the Constrained Application Protocol (CoAP) and Object Security for Constrained RESTful Environments (OSCORE)

This document describes the conventions for using the one-way hash functions in the SHA3 family with the Cryptographic Message Syntax

Porthcawl Lighthouse, Wales (© Leighton Collins/Alamy)

Red deer stag in the Caledonian Forest, Glen Affric, Scottish Highlands (© Terry Whittaker/Alamy)