https://datatracker.ietf.org/doc/draft-ietf-lamps-5480-ku-clarifications/00/
draft-ietf-lamps-5480-ku-clarifications-00 - Clarifications for Elliptic Curve Cryptogtaphy Subject...
This document updates RFC 5480 to specify semantics for the keyEncipherment and dataEncipherment key usage bits when used in certificates that support Elliptic...