Re: [perpass] The problem with scaling authentication...

SM <sm@resistor.net> Mon, 25 November 2013 19:25 UTC

Return-Path: <sm@resistor.net>
X-Original-To: perpass@ietfa.amsl.com
Delivered-To: perpass@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id B5D5C1ADF80 for <perpass@ietfa.amsl.com>; Mon, 25 Nov 2013 11:25:52 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2
X-Spam-Level:
X-Spam-Status: No, score=-2 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1] 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 NKz9hku9FBdH for <perpass@ietfa.amsl.com>; Mon, 25 Nov 2013 11:25:51 -0800 (PST)
Received: from mx.ipv6.elandsys.com (mx.ipv6.elandsys.com [IPv6:2001:470:f329:1::1]) by ietfa.amsl.com (Postfix) with ESMTP id C12B61AE00D for <perpass@ietf.org>; Mon, 25 Nov 2013 11:25:51 -0800 (PST)
Received: from SUBMAN.resistor.net (IDENT:sm@localhost [127.0.0.1]) (authenticated bits=0) by mx.elandsys.com (8.14.5/8.14.5) with ESMTP id rAPJPkAu012729; Mon, 25 Nov 2013 11:25:49 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=opendkim.org; s=mail2010; t=1385407551; bh=hMRZHKZEO2qvXgj28z4AN4KnAEu/rh63u2rENfaRY3o=; h=Date:To:From:Subject:Cc:In-Reply-To:References; b=ztcagksrd4VF9NK8kJjYAf3RNWmGWBiA5ITlHFH/fRJMmSSF9Nkav2WsKD+mZ6R95 fbmn5fc9svTU7M6U1rnfgIT5W8LprTQ7+xWx+SXCNCkY9VYhW/2dP2wybImJJkgP6k 5lhbi5Tqdzq9x8JmiY4kVVUCxMzNxoN7vzDrUqQk=
DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=resistor.net; s=mail; t=1385407551; i=@resistor.net; bh=hMRZHKZEO2qvXgj28z4AN4KnAEu/rh63u2rENfaRY3o=; h=Date:To:From:Subject:Cc:In-Reply-To:References; b=1uv/vVdQFOb2cQrLXsP7rITsSLutgCWOdvWL7tAse6ITRwHr+r8hayT6wPDYlOoj9 fZSyo5rL/SsaSnb2fxilC4PVM9hdPIE02QVFuWoNzzDsIANScPNweqKUybZ9DdTNPX C/AsxIg/S4vLMyFjFMQkQgh2gCILsEoi8ne5Xm10=
Message-Id: <6.2.5.6.2.20131125092440.0d240ae0@resistor.net>
X-Mailer: QUALCOMM Windows Eudora Version 6.2.5.6
Date: Mon, 25 Nov 2013 09:42:59 -0800
To: Richard Barnes <rlb@ipv.sx>
From: SM <sm@resistor.net>
In-Reply-To: <CAL02cgSsznNFOjtAfMwWDBOW34LT_md3N+rUpGhDvXKM+dpP2w@mail.g mail.com>
References: <CAL02cgSsznNFOjtAfMwWDBOW34LT_md3N+rUpGhDvXKM+dpP2w@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"; format="flowed"
Cc: perpass@ietf.org
Subject: Re: [perpass] The problem with scaling authentication...
X-BeenThere: perpass@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: "The perpass list is for IETF discussion of pervasive monitoring. " <perpass.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/perpass>, <mailto:perpass-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/perpass/>
List-Post: <mailto:perpass@ietf.org>
List-Help: <mailto:perpass-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/perpass>, <mailto:perpass-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 25 Nov 2013 19:25:52 -0000

Hi Richard,
At 07:02 25-11-2013, Richard Barnes wrote:
>... is that the authorities can make bad decisions.

[snip]

>Just wanted to observe that authentication woes are not unique to 
>the Internet and its collection of CAs.  Authenticating things on a 
>global basis is hard.

There is a significant number of examples of bad decisions.  I'd say 
that proof of possession was not used as much in the non-Internet world.

Regards,
-sm