Re: [SECMECH] Framework Bindings Vs. Mechanism Bridges

Nicolas Williams <Nicolas.Williams@sun.com> Mon, 22 August 2005 15:40 UTC

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Date: Mon, 22 Aug 2005 10:40:44 -0500
From: Nicolas Williams <Nicolas.Williams@sun.com>
To: Charles Clancy <clancy@cs.umd.edu>
Subject: Re: [SECMECH] Framework Bindings Vs. Mechanism Bridges
Message-ID: <20050822154044.GE7789@binky.Central.Sun.COM>
References: <Pine.GSO.4.60.0508191330380.16954@ismene> <20050819210308.GI6659@binky.Central.Sun.COM> <20050820031035.GA5352@isc.upenn.edu> <43074F76.8000604@cs.umd.edu> <20050822044255.GC27685@isc.upenn.edu> <Pine.GSO.4.60.0508220801430.1114@ismene> <35850EE42DFD2824F0DDBBC8@cumulus> <Pine.GSO.4.60.0508221008260.1174@ismene> <1DCACCAC04655B3AFE9733A8@cumulus> <Pine.GSO.4.60.0508221047001.1307@ismene>
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On Mon, Aug 22, 2005 at 10:48:45AM -0400, Charles Clancy wrote:
> On Mon, 22 Aug 2005, Josh Howlett wrote:
> >Out of curiousity, what are the advantages of using native Kerberos, 
> >rather than PAP inside a tunneled method which the AAA server verifies 
> >against the KDC? (this is how FreeRADIUS currently implements "Kerberos" 
> >authentication).
> >
> >Perhaps I'm being a bit dim, but I feel like I'm missing the point.
> >
> >Or is the point simply to define a mechanism that EAP and GSS can share?
> 
> I'm not very familiar with this mechanism, but it doesn't like like you 
> could get a TGT as a result of your authentication.

Exactly.  Plus, you don't get the benefit of new Kerberos V pre-auth
mechanisms, (e.g., PKINIT).

Nico
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