RFC 5430 · HISTORIC · 2009

Suite B Profile for Transport Layer Security

Overview

RFC 5430, “Suite B Profile for Transport Layer Security”, is a Historic document published in March 2009 by M. Salter, E. Rescorla, R. Housley. It has been obsoleted by RFC 6460 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.

Abstract

The United States government has published guidelines for "NSA Suite B Cryptography", which defines cryptographic algorithm policy for national security applications. This document defines a profile of Transport Layer Security (TLS) version 1.2 that is fully conformant with Suite B. This document also defines a transitional profile for use with TLS version 1.0 and TLS version 1.1 which employs Suite B algorithms to the greatest extent possible. This memo provides information for the Internet community.

Abstract as published in the RFC, via rfc-editor.org.

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A specification that has been superseded or is otherwise no longer recommended for use.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 5430 is hosted at rfc-editor.org. Available in TXT,HTML.

Relationships to other RFCs
Obsoleted by
RFC 6460
Other RFCs from 2009

Who Is Online

In total there are 53 users online: 0 registered, 46 guests and 7 bots.

Most users ever online was 5,555 on 17 Jul 2026, 3:23 am.

Bots: AhrefsBot Applebot Baiduspider Bingbot Other Bot PetalBot SemrushBot

Users active in the past 15 minutes. Total registered members: 372