IETF Logo Mail Archive

Re: [openpgp] New fingerprint: to v5 or not to v5

Werner Koch <wk@gnupg.org> Mon, 12 October 2015 14:46 UTC

Return-Path: <wk@gnupg.org>
X-Original-To: openpgp@ietfa.amsl.com
Delivered-To: openpgp@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id CA1661B340E for <openpgp@ietfa.amsl.com>; Mon, 12 Oct 2015 07:46:09 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.9
X-Spam-Level:
X-Spam-Status: No, score=-1.9 tagged_above=-999 required=5 tests=[BAYES_00=-1.9] autolearn=ham
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id cNP8KDsKeuox for <openpgp@ietfa.amsl.com>; Mon, 12 Oct 2015 07:46:09 -0700 (PDT)
Received: from kerckhoffs.g10code.com (kerckhoffs.g10code.com [IPv6:2001:aa8:fff1:100::22]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id D656E1B33B0 for <openpgp@ietf.org>; Mon, 12 Oct 2015 07:46:08 -0700 (PDT)
Received: from uucp by kerckhoffs.g10code.com with local-rmail (Exim 4.80 #2 (Debian)) id 1ZleMZ-0001nL-0m for <openpgp@ietf.org>; Mon, 12 Oct 2015 16:46:07 +0200
Received: from wk by vigenere.g10code.de with local (Exim 4.84 #3 (Debian)) id 1ZleID-0006Ml-6e; Mon, 12 Oct 2015 16:41:37 +0200
From: Werner Koch <wk@gnupg.org>
To: Peter Gutmann <pgut001@cs.auckland.ac.nz>
References: <878u84zy4r.fsf@vigenere.g10code.de> <87fv1xxe5w.fsf@alice.fifthhorseman.net> <87r3lgcup8.fsf@vigenere.g10code.de> <CACsn0c=-LKagSqTbgOV1W4Gu4u-f6vpVq82-nWSLGogjoeFKeg@mail.gmail.com> <CAMm+LwjeKDKnN2ZAisbKhWVS4kwCEm_VvcZ1MtftYzEJQpGdhg@mail.gmail.com> <87y4fi5wa9.fsf@vigenere.g10code.de> <9A043F3CF02CD34C8E74AC1594475C73F4B278ED@uxcn10-5.UoA.auckland.ac.nz> <8737xp5z45.fsf@vigenere.g10code.de> <9A043F3CF02CD34C8E74AC1594475C73F4B279C6@uxcn10-5.UoA.auckland.ac.nz> <87fv1o4e9n.fsf@vigenere.g10code.de> <9A043F3CF02CD34C8E74AC1594475C73F4B2C5EE@uxcn10-5.UoA.auckland.ac.nz> <87wpuy1njl.fsf@vigenere.g10code.de> <9A043F3CF02CD34C8E74AC1594475C73F4B2D5B1@uxcn10-5.UoA.auckland.ac.nz> <87bnc91i5y.fsf@vigenere.g10code.de> <9A043F3CF02CD34C8E74AC1594475C73F4B2D663@uxcn10-5.UoA.auckland.ac.nz>
Organisation: g10 Code GmbH
X-message-flag: Mails containing HTML will not be read! Please send only plain text.
OpenPGP: id=F2AD85AC1E42B367; url=finger:wk@g10code.com
Mail-Followup-To: Peter Gutmann <pgut001@cs.auckland.ac.nz>, Watson Ladd <watsonbladd@gmail.com>, Phillip Hallam-Baker <phill@hallambaker.com>, Daniel Kahn Gillmor <dkg@fifthhorseman.net>, IETF OpenPGP <openpgp@ietf.org>
Date: Mon, 12 Oct 2015 16:41:37 +0200
In-Reply-To: <9A043F3CF02CD34C8E74AC1594475C73F4B2D663@uxcn10-5.UoA.auckland.ac.nz> (Peter Gutmann's message of "Thu, 8 Oct 2015 15:52:09 +0000")
Message-ID: <871td0w3mm.fsf@vigenere.g10code.de>
User-Agent: Gnus/5.13 (Gnus v5.13)
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Archived-At: <http://mailarchive.ietf.org/arch/msg/openpgp/UJAR9toC-8Hz_q7E5IWr67uqNrM>
Cc: Watson Ladd <watsonbladd@gmail.com>, Phillip Hallam-Baker <phill@hallambaker.com>, Daniel Kahn Gillmor <dkg@fifthhorseman.net>, IETF OpenPGP <openpgp@ietf.org>
Subject: Re: [openpgp] New fingerprint: to v5 or not to v5
X-BeenThere: openpgp@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: "Ongoing discussion of OpenPGP issues." <openpgp.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/openpgp>, <mailto:openpgp-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/openpgp/>
List-Post: <mailto:openpgp@ietf.org>
List-Help: <mailto:openpgp-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/openpgp>, <mailto:openpgp-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 12 Oct 2015 14:46:09 -0000

On Thu,  8 Oct 2015 17:52, pgut001@cs.auckland.ac.nz said:

> There's no bug in the software, someone took the key (that's the key data, not
> a complete copy of the original keyring packets with their signatures) and
> wrote it out to a new keyring with a new date.  Same key, same userID,

Which is a freature in my book.  People have done this for X.509 keys a
lot (although I heard that Mozilla now complains about using a new X.509
certificate with key material known from another certificate).



Shalom-Salam,

   Werner

-- 
Die Gedanken sind frei.  Ausnahmen regelt ein Bundesgesetz.

v2.23.0 | Report a Bug | By Email