RFC 2408 · HISTORIC · 1998
WED · 29 JUL 2026
Internet Security Association and Key Management Protocol
Overview
RFC 2408, “Internet Security Association and Key Management Protocol”, is a Historic document published in November 1998 by D. Maughan, M. Schertler, M. Schneider, J. Turner. It has been obsoleted by RFC 4306 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This memo describes a protocol utilizing security concepts necessary for establishing Security Associations (SA) and cryptographic keys in an Internet environment. [STANDARDS-TRACK]
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A specification that has been superseded or is otherwise no longer recommended for use.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 2408 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1998
- RFC 2407 The Internet IP Security Domain of Interpretation for ISAKMP
- RFC 2409 The Internet Key Exchange
- RFC 2406 IP Encapsulating Security Payload
- RFC 2410 The NULL Encryption Algorithm and Its Use With IPsec
- RFC 2405 The ESP DES-CBC Cipher Algorithm With Explicit IV
- RFC 2411 IP Security Document Roadmap
- RFC 2404 The Use of HMAC-SHA-1-96 within ESP and AH
- RFC 2412 The OAKLEY Key Determination Protocol