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Encryption Key Derivation in the COSE using HKDF with SHA-256
draft-tschofenig-cose-cek-hkdf-sha256-02

Document Type Expired Internet-Draft (individual)
Expired & archived
Authors Hannes Tschofenig , Russ Housley , Ken Takayama
Last updated 2025-04-23 (Latest revision 2024-10-20)
RFC stream (None)
Intended RFC status (None)
Formats
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:

Abstract

This document specifies the derivation of the content-encryption key in CBOR Object Signing and Encryption (COSE). This mechanism protects against attacks where an attacker manipulates the content- encryption algorithm identifier.

Authors

Hannes Tschofenig
Russ Housley
Ken Takayama

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