RFC 4894: Use of Hash Algorithms in Internet Key Exchange (IKE) and IPsec
In plain English — editorial summary, not part of the RFC
This document describes how the IKEv1 (Internet Key Exchange version 1), IKEv2, and IPsec protocols use hash functions, and explains the level of vulnerability of these protocols to the reduced collision resistance of the MD5 and SHA-1 hash algorithms. This memo provides information for the Internet community.
Document record
- Document ID
- RFC4894
- Published
- May 2007
- Authors
- P. Hoffman
- Status
- INFORMATIONAL
- Stream
- IETF
- Area
- —
- Pages
- 11
- Also known as
- —
Topics
Related documents
Ranked automatically by shared keywords, IETF area and stream — not by editorial selection.
- RFC 9162Certificate Transparency Version 2.0Current
December 2021
- RFC 4523Lightweight Directory Access Protocol (LDAP) Schema Definitions for X.509 CertificatesCurrent
June 2006
- RFC 4491Using the GOST R 34.10-94, GOST R 34.10-2001, and GOST R 34.11-94 Algorithms with the Internet X.509 Public Key Infrastructure Certificate and CRL ProfileCurrent
May 2006
- RFC 4490Using the GOST 28147-89, GOST R 34.11-94, GOST R 34.10-94, and GOST R 34.10-2001 Algorithms with Cryptographic Message Syntax (CMS)Current
May 2006
- RFC 5304IS-IS Cryptographic AuthenticationUpdated
October 2008
- RFC 4211Internet X.509 Public Key Infrastructure Certificate Request Message Format (CRMF)Updated
September 2005
- RFC 4210Internet X.509 Public Key Infrastructure Certificate Management Protocol (CMP)Obsoleted
September 2005
- RFC 5911New ASN.1 Modules for Cryptographic Message Syntax (CMS) and S/MIMEUpdated
June 2010
Also filed under
About this page
The document record above — title, authors, date, status, stream, area, relationships, DOI and errata — is imported verbatim from the public RFC Editor index. The “in plain English” section is editorial: written by The metasystema editorial team, not part of the RFC. Where the two differ, the RFC text governs.
Last checked against the RFC Editor index on . RFCs are never revised after publication; changes are issued as new documents.
Data sources · Editorial policy · Report a correction · What is an RFC?