Certificate Management over CMS (CMC) Updates
RFC 6402

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Internet Engineering Task Force (IETF)                         J. Schaad
Request for Comments: 6402                       Soaring Hawk Consulting
Updates: 5272, 5273, 5274                                  November 2011
Category: Standards Track
ISSN: 2070-1721

             Certificate Management over CMS (CMC) Updates

Abstract

   This document contains a set of updates to the base syntax for CMC, a
   Certificate Management protocol using the Cryptographic Message
   Syntax (CMS).  This document updates RFC 5272, RFC 5273, and RFC
   5274.

   The new items in this document are: new controls for future work in
   doing server side key generation, definition of a Subject Information
   Access value to identify CMC servers, and the registration of a port
   number for TCP/IP for the CMC service to run on.

Status of This Memo

   This is an Internet Standards Track document.

   This document is a product of the Internet Engineering Task Force
   (IETF).  It represents the consensus of the IETF community.  It has
   received public review and has been approved for publication by the
   Internet Engineering Steering Group (IESG).  Further information on
   Internet Standards is available in Section 2 of RFC 5741.

   Information about the current status of this document, any errata,
   and how to provide feedback on it may be obtained at
   http://www.rfc-editor.org/info/rfc6402.

Copyright Notice

   Copyright (c) 2011 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must

Schaad                       Standards Track                    [Page 1]
RFC 6402                      CMC: Updates                 November 2011

   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
     1.1.  Requirements Terminology . . . . . . . . . . . . . . . . .  3
     1.2.  Abbreviations  . . . . . . . . . . . . . . . . . . . . . .  3
   2.  Updates to RFC 5272 - "Certificate Management over CMS
       (CMC)" . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3
     2.1.  New Section 1.3 - "Updates Made by RFC 6402" . . . . . . .  3
     2.2.  Update Section 6 - "Controls"  . . . . . . . . . . . . . .  4
     2.3.  Replace Section 6.3 - "Linking Identity and POP
           Information" . . . . . . . . . . . . . . . . . . . . . . .  4
     2.4.  Replace Section 6.3.3 - "Renewal and Rekey Messages" . . .  5
     2.5.  New Section 6.20 - "RA Identity Proof Witness Control" . .  5
     2.6.  New Section 6.21 - "Response Body Control" . . . . . . . .  7
     2.7.  New Section 7 - "Other Attributes" . . . . . . . . . . . .  8
     2.8.  New Section 7.1 - "Change Subject Name Attribute"  . . . .  8
     2.9.  New Section 9 - "Certificate Requirements" . . . . . . . . 10
     2.10. New Section 9.1 - "Extended Key Usage" . . . . . . . . . . 10
     2.11. New Section 9.2 - "Subject Information Access" . . . . . . 11
     2.12. Update Section 8 - "Security Considerations" . . . . . . . 11
   3.  Updates to RFC 5273 - "Certificate Management over CMS
       (CMC): Transport Protocols"  . . . . . . . . . . . . . . . . . 12
     3.1.  Update Section 5 - "TCP-Based Protocol"  . . . . . . . . . 12
     3.2.  New Section 6 - "IANA Considerations"  . . . . . . . . . . 12
   4.  Updates to RFC 5274 - "Certificate Management Message over
       CMS (CMC): Compliance Requirements"  . . . . . . . . . . . . . 13
     4.1.  Update to Section 4.2 - "Controls" . . . . . . . . . . . . 13
   5.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 13
   6.  Security Considerations  . . . . . . . . . . . . . . . . . . . 13
   7.  References . . . . . . . . . . . . . . . . . . . . . . . . . . 13
     7.1.  Normative References . . . . . . . . . . . . . . . . . . . 13
     7.2.  Informative References . . . . . . . . . . . . . . . . . . 14
   Appendix A.  ASN.1 Modules . . . . . . . . . . . . . . . . . . . . 15
     A.1.  1988 ASN.1 Module  . . . . . . . . . . . . . . . . . . . . 15
     A.2.  2008 ASN.1 Module  . . . . . . . . . . . . . . . . . . . . 24

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1.  Introduction

   While dealing with the Suite B profile of CMC [RFC6403], a number of
   deficiencies were noted in the current base CMC specification.  This
   document has a set of updates to [RFC5272], [RFC5273], and [RFC5274]