Re: [IPsec] Beginning the PAKE selection process

"Dan Harkins" <dharkins@lounge.org> Mon, 24 May 2010 23:42 UTC

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Date: Mon, 24 May 2010 16:41:59 -0700
From: Dan Harkins <dharkins@lounge.org>
To: Nicolas Williams <Nicolas.Williams@oracle.com>
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Cc: IPsecme WG <ipsec@ietf.org>, Paul Hoffman <paul.hoffman@vpnc.org>, Dan Harkins <dharkins@lounge.org>
Subject: Re: [IPsec] Beginning the PAKE selection process
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  Hi Nico,

  We discussed this in the WG. The non-PKIX authentication mechanism
using EAP entails pointless encapsulation, twice as many messages,
unnecessary code bloat from implementation of both client and server
EAP state machines (where it had been the case, in RFC 4306, that an
implementation only needed to do one), and the introduction of problems
that didn't use to exist (like the "lying NAS" problem). The WG added
this work item for a very good reason.

  So how do you think the work item should be solved given that the WG
already decided to solve it? What do you think of my draft?

  Dan.

On Mon, May 24, 2010 2:54 pm, Nicolas Williams wrote:
> On Mon, May 24, 2010 at 02:50:23PM -0700, Paul Hoffman wrote:
>> At 2:07 PM -0700 5/24/10, Dan Harkins wrote:
>> >  This is out-of-line.
>>
>> Would it have been less out-of-line if I, the other co-chair wrote it?
>> Or if someone who is not a co-chair but understands how the IETF
>> process is supposed to work wrote it?
>>
>> FWIW, I agree with what Yaron wrote. If there is little or no interest
>> in advancing this work other than from the authors of the drafts, we
>> should strongly consider taking it out of the WG charter. You
>> disagree, and others might agree with you or with Yaron.
>
> Personally I'd much rather that the WG add non-PKIX authentication
> mechanism options to IKEv2 via existing frameworks: either EAP or the
> GSS-API.
>
> Nico
> --
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