[Tom Yu] Re: KRB-WG or "Expert Review" for KINK Key Usage Numbers

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Looks like we got our key usage numbers.  39 and 40.

-derek


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Content-Type: message/rfc822
Content-Disposition: inline

To: Derek Atkins <[email protected]>
Cc: Jeffrey Hutzelman <[email protected]>, [email protected]
Subject: Re: KRB-WG or "Expert Review" for KINK Key Usage Numbers
From: Tom Yu <[email protected]>
Date: Wed, 04 Jan 2006 16:55:31 -0500
In-Reply-To: <[email protected]> (Derek Atkins's message of
 "Tue, 08 Nov 2005 22:17:35 -0500")
Message-ID: <[email protected]>
Lines: 22
MIME-Version: 1.0

>>>>> "Derek" == Derek Atkins <[email protected]> writes:

Derek> 8.  Key Usage Numbers for Kerberos Key Derivation

Derek>    Kerberos encrypt/decrypt functions and get_mic/verify_mic functions
Derek>    require "key usage numbers".  They are used to generate specific keys
Derek>    for cryptographic operations so that different keys are used for
Derek>    different purposes/objects.  KINK uses two usage numbers listed
Derek>    below.

I've recorded the following assignments:

Derek>       Purpose                           Usage number
Derek>       -------                           ------------
Derek>       KINK_ENCRYPT (for encryption)     XXX -- TBA by rfc1510ter
                                                39

Derek>       Cksum (for checksum)              XXX -- TBA by rfc1510ter
                                                40
---Tom



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-- 
       Derek Atkins                 617-623-3745
       [email protected]             www.ihtfp.com
       Computer and Internet Security Consultant

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