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Re: Generic CBC-MAC specification

To: "Theodore Y. Ts'o" <tytso@MIT.EDU>, ben@Ascend.COM
Subject: Re: Generic CBC-MAC specification
From: Robert Moskowitz <rgm-sec@htt-consult.com>
Date: Thu, 12 Feb 1998 13:03:30 -0500
Cc: Daniel Harkins <dharkins@cisco.com>, "Theodore Y. Ts'o"<tytso@MIT.EDU>, ipsec@tis.com
In-Reply-To: <199802111730.MAA26425@dcl.MIT.EDU>
References: <Ben Rogers's message of Wed, 11 Feb 1998 09:51:27 -0500 (EST),<199802111451.JAA08590@carp.morningstar.com>
Sender: owner-ipsec@ex.tis.com

At 12:30 PM 2/11/98 -0500, Theodore Y. Ts'o wrote:
>
>As far as needing a definition for CBC-MAC's, I would suggest that the
>most appropriate reference would be FIPS-81.  This document defines
>modes of operations for DES, including CBC-MAC (which is defined in
>Appendix F of FIPS-81).  The I-O resolution draft needs to use 3-DES
>CBC-MAC, but the description in sufficiently general the extension of
>FIPS-81 to 3-DES should be self-explanatory enough to not be a problem.
>
Ted's pointing to a FIPS document is a sound solution here.  If this gives
us what we need, that is one less RFC for IPsec.


Robert Moskowitz
ICSA
Security Interest EMail: rgm-sec@htt-consult.com

References:

Re: Generic CBC-MAC specification

From: "Theodore Y. Ts'o" <tytso@MIT.EDU>

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