RFC 3565 (rfc3565) - Page 1 of 14


Use of the Advanced Encryption Standard (AES) Encryption Algorithm in Cryptographic Message Syntax (CMS)



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Network Working Group                                          J. Schaad
Request for Comments: 3565                       Soaring Hawk Consulting
Category: Standards Track                                      July 2003


       Use of the Advanced Encryption Standard (AES) Encryption
            Algorithm in Cryptographic Message Syntax (CMS)

Status of this Memo

   This document specifies an Internet standards track protocol for the
   Internet community, and requests discussion and suggestions for
   improvements.  Please refer to the current edition of the "Internet
   Official Protocol Standards" (STD 1) for the standardization state
   and status of this protocol.  Distribution of this memo is unlimited.

Copyright Notice

   Copyright (C) The Internet Society (2003).  All Rights Reserved.

Abstract

   This document specifies the conventions for using the Advanced
   Encryption Standard (AES) algorithm for encryption with the
   Cryptographic Message Syntax (CMS).

Conventions used in this document

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
   document are to be interpreted as described in BCP 14, RFC 2119
   [MUSTSHOULD].

1.  Overview

   This document specifies the conventions for using Advanced Encryption
   Standard (AES) content encryption algorithm with the Cryptographic
   Message Syntax [CMS] enveloped-data and encrypted-data content types.

   CMS values are generated using ASN.1 [X.208-88], using the Basic
   Encoding Rules (BER) [X.209-88] and the Distinguished Encoding Rules
   (DER) [X.509-88].









Schaad                      Standards Track


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