Re: [Emu] Review of draft-clancy-emu-eap-shared-secret-01

Hannes Tschofenig <Hannes.Tschofenig@gmx.net> Wed, 12 July 2006 17:46 UTC

Received: from [127.0.0.1] (helo=stiedprmman1.va.neustar.com) by megatron.ietf.org with esmtp (Exim 4.43) id 1G0inE-0002za-Hr; Wed, 12 Jul 2006 13:46:36 -0400
Received: from [10.91.34.44] (helo=ietf-mx.ietf.org) by megatron.ietf.org with esmtp (Exim 4.43) id 1G0inC-0002zV-VJ for emu@ietf.org; Wed, 12 Jul 2006 13:46:34 -0400
Received: from mail.gmx.de ([213.165.64.21] helo=mail.gmx.net) by ietf-mx.ietf.org with smtp (Exim 4.43) id 1G0inB-0001Sj-Gi for emu@ietf.org; Wed, 12 Jul 2006 13:46:34 -0400
Received: (qmail invoked by alias); 12 Jul 2006 17:46:32 -0000
Received: from h01fd-net84db.lab.risq.net (EHLO [132.219.1.253]) [132.219.1.253] by mail.gmx.net (mp031) with SMTP; 12 Jul 2006 19:46:32 +0200
X-Authenticated: #29516787
Message-ID: <44B5357C.5060300@gmx.net>
Date: Wed, 12 Jul 2006 13:46:36 -0400
From: Hannes Tschofenig <Hannes.Tschofenig@gmx.net>
User-Agent: Mozilla Thunderbird 1.0.7 (Windows/20050923)
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: Lakshminath Dondeti <ldondeti@qualcomm.com>
Subject: Re: [Emu] Review of draft-clancy-emu-eap-shared-secret-01
References: <7.0.1.0.2.20060711072555.043cf6c0@qualcomm.com> <20060712165015.57845.qmail@web54402.mail.yahoo.com> <7.0.1.0.2.20060712100845.0418ec58@qualcomm.com>
In-Reply-To: <7.0.1.0.2.20060712100845.0418ec58@qualcomm.com>
Content-Type: text/plain; charset="ISO-8859-1"; format="flowed"
Content-Transfer-Encoding: 7bit
X-Y-GMX-Trusted: 0
X-Spam-Score: 0.1 (/)
X-Scan-Signature: 082a9cbf4d599f360ac7f815372a6a15
Cc: emu@ietf.org
X-BeenThere: emu@ietf.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "EAP Methods Update \(EMU\)" <emu.ietf.org>
List-Unsubscribe: <https://www1.ietf.org/mailman/listinfo/emu>, <mailto:emu-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www1.ietf.org/pipermail/emu>
List-Post: <mailto:emu@ietf.org>
List-Help: <mailto:emu-request@ietf.org?subject=help>
List-Subscribe: <https://www1.ietf.org/mailman/listinfo/emu>, <mailto:emu-request@ietf.org?subject=subscribe>
Errors-To: emu-bounces@ietf.org

I agree that a discussion about the algorithms is good.
Moving them into a separate document isn't.

Lakshminath Dondeti wrote:
> Michaela,
> 
> Please feel free to start the discussion on algorithm selection.  The DT 
> output is just "one" opinion.  If there is an argument for or against 
> the choices of algorithms, the WG I am sure would want to hear it.
> 
> I am not entirely sure CCM is the right mode, but I am open to discuss 
> that.
> 
> Lakshminath
> 
> At 09:50 AM 7/12/2006, M. Vanderveen wrote:
> 
>> I agree with Lakshminath regarding the point about having actual 
>> ciphersuites in a different RFC, so they can be updated.
>>
>> Personally I'm somewhat disappointed that AES-EAX was chosen, even 
>> though it's fame is that is simpler than CCM, which is what 802.11i 
>> proposes. Not having participated in the discussions on algorithm 
>> selection, I am wondering if anybody have given thought to what can be 
>> done to help the power and memory-limited mobile, who now has to have 
>> *hardware* to please everybody: the EAP for network access, SAP 4-way 
>> handshake for link-layer access, MobileIP for mobility, VPN to sooothe 
>> operator concerns, etc, to name a few possibilities. Not all of these 
>> must be done in hw, of course. What do the implementors have to say 
>> about these?
>>
>> Michaela
>>
>> Lakshminath Dondeti <ldondeti@qualcomm.com> wrote:
>> >
>> > EAP-GPSK offers cryptographic flexibility. At the beginning, the
>> > EAP server selects a set of cryptographic algorithms and key
>> > sizes, a so called ciphersuite. The current version of EAP-GPSK
>> > comprises two ciphersuites, but additional ones can be easily
>> > added.
>>
>> Do we mean server proposes a suite of algms and the client selects
>> one? We probably need to think about the ciphersuite thing a
>> bit. Perhaps the IKEv2 like approach of the base protocol nailed
>> down in a document and have a "living" RFC that updates ciphersuites
>> as necessary.
>>
>>
>> Do you Yahoo!?
>> Next-gen email? Have it all with the 
>> <http://us.rd.yahoo.com/evt=42241/*http://advision.webevents.yahoo.com/handraisers>all-new 
>> Yahoo! Mail Beta.
> 
> 
> 
> _______________________________________________
> Emu mailing list
> Emu@ietf.org
> https://www1.ietf.org/mailman/listinfo/emu
> 
> 


_______________________________________________
Emu mailing list
Emu@ietf.org
https://www1.ietf.org/mailman/listinfo/emu