Re: [certid] DC should be MUST NOT

Peter Saint-Andre <stpeter@stpeter.im> Wed, 30 June 2010 14:53 UTC

Return-Path: <stpeter@stpeter.im>
X-Original-To: certid@core3.amsl.com
Delivered-To: certid@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id 394993A685C for <certid@core3.amsl.com>; Wed, 30 Jun 2010 07:53:28 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.339
X-Spam-Level:
X-Spam-Status: No, score=-2.339 tagged_above=-999 required=5 tests=[AWL=0.260, BAYES_00=-2.599]
Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sG+vJTldzPFd for <certid@core3.amsl.com>; Wed, 30 Jun 2010 07:53:27 -0700 (PDT)
Received: from stpeter.im (stpeter.im [207.210.219.233]) by core3.amsl.com (Postfix) with ESMTP id 539783A65A5 for <certid@ietf.org>; Wed, 30 Jun 2010 07:53:27 -0700 (PDT)
Received: from leavealone.cisco.com (72-163-0-129.cisco.com [72.163.0.129]) (Authenticated sender: stpeter) by stpeter.im (Postfix) with ESMTPSA id 31D0540E57; Wed, 30 Jun 2010 08:53:37 -0600 (MDT)
Message-ID: <4C2B5A6F.6000107@stpeter.im>
Date: Wed, 30 Jun 2010 08:53:35 -0600
From: Peter Saint-Andre <stpeter@stpeter.im>
User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.1.9) Gecko/20100317 Thunderbird/3.0.4
MIME-Version: 1.0
To: Scott Cantor <cantor.2@osu.edu>
References: <4C2A7062.2070207@stpeter.im> <201006301319.o5UDJZQj029339@fs4113.wdf.sap.corp> <02f001cb1860$d1b4b880$751e2980$@osu.edu>
In-Reply-To: <02f001cb1860$d1b4b880$751e2980$@osu.edu>
X-Enigmail-Version: 1.0.1
OpenPGP: url=http://www.saint-andre.com/me/stpeter.asc
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms020600070206010307070907"
Cc: certid@ietf.org
Subject: Re: [certid] DC should be MUST NOT
X-BeenThere: certid@ietf.org
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: Representation and verification of identity in certificates <certid.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/listinfo/certid>, <mailto:certid-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/certid>
List-Post: <mailto:certid@ietf.org>
List-Help: <mailto:certid-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/certid>, <mailto:certid-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 30 Jun 2010 14:53:28 -0000

On 6/30/10 8:30 AM, Scott Cantor wrote:
>> I would really appreciate a "MUST not use DC-ID for server endpoint
>> identification", which also happens to be the current practice and
>> what had previously been specified.  rfc-2818 doesn't mention DC= at all.
> 
> +1
> 
> The last thing we need is *another* way to do what existing methods already
> address.

That seems to be the consensus here, and I concur. IMHO we don't even
necessarily need to say anything about why we're prohibiting DC=, given
that we're working to document best current practices and there's not
even a current practice (let alone a best one) to use DC=.

Peter

-- 
Peter Saint-Andre
https://stpeter.im/