Re: [rtcweb] Consent alternative

Martin Thomson <martin.thomson@gmail.com> Wed, 04 December 2013 19:13 UTC

Return-Path: <martin.thomson@gmail.com>
X-Original-To: rtcweb@ietfa.amsl.com
Delivered-To: rtcweb@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id EF2131AE199 for <rtcweb@ietfa.amsl.com>; Wed, 4 Dec 2013 11:13:46 -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, FREEMAIL_FROM=0.001, SPF_PASS=-0.001] 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 xStaDeVhgLDl for <rtcweb@ietfa.amsl.com>; Wed, 4 Dec 2013 11:13:45 -0800 (PST)
Received: from mail-we0-x22d.google.com (mail-we0-x22d.google.com [IPv6:2a00:1450:400c:c03::22d]) by ietfa.amsl.com (Postfix) with ESMTP id 6A3641AC421 for <rtcweb@ietf.org>; Wed, 4 Dec 2013 11:13:45 -0800 (PST)
Received: by mail-we0-f173.google.com with SMTP id u57so9818394wes.4 for <rtcweb@ietf.org>; Wed, 04 Dec 2013 11:13:42 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=5o9L7GkfyNhNI/WZao/9k5LkuxtLX7blwZzKOOMpfFs=; b=lDEvvYsIwzXvOlF7w7Fvl30NWbHSXexaSaclydnlGudnph9bpEF1gXSrsudoCvMpnA vdm70h8TJLfVq8Md8iVfBDyghHFxdnLXrMufXmvyeS4CeiE1OKS7zRG4DjiitH8Nc0Uh HBVGqldS4rcTyZdUGKS3xz24Vtc8qeWQcqUx7wI96Ghsiu9Dlx/ZGQjD8PEZwKV7SDNe vOKGYzqWptlS8DQVcdvoBc29w1OjySfkuj7GNiGHiXgAISwJGtVWPR0GAJ5HH7CSvxzc IuxQOszh8Be/mIc2y9ff78Yx3eEeOKF/5xTX95/Kt9A+bMungmBZLnaYGSziL5/c3k0T D4tA==
MIME-Version: 1.0
X-Received: by 10.194.202.230 with SMTP id kl6mr66455374wjc.9.1386184421960; Wed, 04 Dec 2013 11:13:41 -0800 (PST)
Received: by 10.227.134.195 with HTTP; Wed, 4 Dec 2013 11:13:41 -0800 (PST)
In-Reply-To: <4B0EF025-8288-490D-887C-1A4103239CA2@cisco.com>
References: <CABkgnnVNnT8uoWM8T=TqbTmy11CGTeHLP=_7z5KSMSpAsp9SyQ@mail.gmail.com> <52989933.6000907@ericsson.com> <CABkgnnUX3OFUyc5PXeN0ydykBwL0HyRuaigfJKMBbuWnuhnVJg@mail.gmail.com> <02F053C4-ADD9-40D4-BE58-AD9997CFF390@cisco.com> <CABkgnnWbf0WYsy9XLyqrg70YdbuePgHF=Yu0wnSLUW6iZB=Mzg@mail.gmail.com> <4B0EF025-8288-490D-887C-1A4103239CA2@cisco.com>
Date: Wed, 04 Dec 2013 11:13:41 -0800
Message-ID: <CABkgnnXvw3p0Qzh9eZPG5QfM9UnKyGz6p_en058EpdycMK5v9w@mail.gmail.com>
From: Martin Thomson <martin.thomson@gmail.com>
To: Dan Wing <dwing@cisco.com>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
Cc: Cullen Jennings <fluffy@cisco.com>, "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] Consent alternative
X-BeenThere: rtcweb@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: Real-Time Communication in WEB-browsers working group list <rtcweb.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/rtcweb>, <mailto:rtcweb-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/rtcweb/>
List-Post: <mailto:rtcweb@ietf.org>
List-Help: <mailto:rtcweb-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/rtcweb>, <mailto:rtcweb-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 04 Dec 2013 19:13:47 -0000

On 4 December 2013 11:11, Dan Wing <dwing@cisco.com> wrote:
> Sure.  But the attacker doesn't need to remain on that shared network to continue the attack, so the attacker is not (necessarily) disadvantaging themselves -- the attacker just needed to see the packets on the wire and send a command-and-control message to another host that generates the spoofed ICE consent packets.

Good point.