[rfc-dist] RFC 4894 on Use of Hash Algorithms in Internet Key Exchange (IKE) and IPsec

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        RFC 4894

        Title:      Use of Hash Algorithms in 
                    Internet Key Exchange (IKE) and IPsec 
        Author:     P. Hoffman
        Status:     Informational
        Date:       May 2007
        Mailbox:    paul.hoffman at vpnc.org
        Pages:      11
        Characters: 22899
        Updates/Obsoletes/SeeAlso:   None

        I-D Tag:    draft-hoffman-ike-ipsec-hash-use-06.txt

        URL:        http://www.rfc-editor.org/rfc/rfc4894.txt

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.


INFORMATIONAL: This memo provides information for the Internet community. 
It does not specify an Internet standard of any kind. Distribution
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