Update to the Cryptographic Message Syntax (CMS) for Algorithm Identifier Protection

Document Type Replaced Internet-Draft (lamps WG)
Author Russ Housley 
Last updated 2020-01-22 (latest revision 2019-10-03)
Replaced by RFC 8933
Stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Expired & archived
pdf htmlized (tools) htmlized bibtex
Stream WG state WG Document
Document shepherd No shepherd assigned
IESG IESG state Replaced by draft-ietf-lamps-cms-update-alg-id-protect
Consensus Boilerplate Unknown
Telechat date
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document updates the Cryptographic Message Syntax (CMS) specified in RFC 5652 to ensure that algorithm identifiers are adequately protected.


Russ Housley (housley@vigilsec.com)

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