RFC 5008 · HISTORIC · 2007
SUN · 14 JUN 2026
Suite B in Secure/Multipurpose Internet Mail Extensions
Overview
RFC 5008, “Suite B in Secure/Multipurpose Internet Mail Extensions”, is a Historic document published in September 2007 by R. Housley, J. Solinas. It has been obsoleted by RFC 6318 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This document specifies the conventions for using the United States National Security Agency's Suite B algorithms in Secure/Multipurpose Internet Mail Extensions (S/MIME) as specified in RFC 3851. This memo provides information for the Internet community.
What “Historic” means
A specification that has been superseded or is otherwise no longer recommended for use.
Read this RFC
The canonical text of RFC 5008 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 2007
- RFC 5007 DHCPv6 Leasequery
- RFC 5009 Private Header Extension to the Session Initiation Protocol for Authorization of Early Media
- RFC 5006 IPv6 Router Advertisement Option for DNS Configuration
- RFC 5010 The Dynamic Host Configuration Protocol Version 4 Relay Agent Flags Suboption
- RFC 5005 Feed Paging and Archiving
- RFC 5011 Automated Updates of DNS Security Trust Anchors
- RFC 5004 Avoid BGP Best Path Transitions from One External to Another
- RFC 5003 Attachment Individual Identifier Types for Aggregation