Cryptographic Message Syntax
Russ Housley · 1999
This document is an Internet-Draft. Internet-Drafts are working documents of the Internet Engineering Task Force (IETF), its areas, and its working groups. Note that other groups may also distribute working documents as Internet-Drafts. Internet-Drafts are draft documents valid for a maximum of six months and may be updated, replaced, or obsoleted by other documents at any time. It is inappropriate to use Internet- Drafts as reference material or to cite them other than as "work in progress." To learn the current status of any Internet-Draft, please check the "1id-abstracts.txt " listing contained in the Internet- Drafts Shadow Directories on ftp.is.co.za (Africa), ftp.nordu.net (Europe), munnari.oz.au (Pacific Rim), ds.internic.net (US East Coast), or ftp.isi.edu (US West Coast). This document describes the Cryptographic Message Syntax. This syntax is used to digitally sign or encrypt arbitrary messages. The Cryptographic Message Syntax is derived from PKCS #7 version 1.5. Wherever possible, backward compatibility is preserved; however, changes were necessary to accomodate attribute certificate transfer and key agreement techniques for key management. This drfat obosletes the previously released . This draft is being discussed on the ’’ietf-smime’ ’ mailing list. To subscribe, send a message to: