Re: [dbound] [art] Related Domains By DNS (RDBD) Draft

"John Levine" <johnl@taugh.com> Tue, 26 February 2019 03:20 UTC

Return-Path: <johnl@iecc.com>
X-Original-To: dbound@ietfa.amsl.com
Delivered-To: dbound@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id D06AC130E6B for <dbound@ietfa.amsl.com>; Mon, 25 Feb 2019 19:20:33 -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, HEADER_FROM_DIFFERENT_DOMAINS=0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1536-bit key) header.d=iecc.com header.b=Ek/QVeow; dkim=pass (1536-bit key) header.d=taugh.com header.b=tPm+SHgO
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 8G2x-1tQu22c for <dbound@ietfa.amsl.com>; Mon, 25 Feb 2019 19:20:32 -0800 (PST)
Received: from gal.iecc.com (gal.iecc.com [IPv6:2001:470:1f07:1126:0:43:6f73:7461]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 7423E130E6C for <dbound@ietf.org>; Mon, 25 Feb 2019 19:20:30 -0800 (PST)
Received: (qmail 2371 invoked from network); 26 Feb 2019 03:20:28 -0000
DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=iecc.com; h=date:message-id:from:to:cc:subject:in-reply-to:mime-version:content-type:content-transfer-encoding; s=941.5c74b07c.k1902; bh=MiOidqlBZwjIHqFUMpDZe33cVI87JAE7vgFamJYn96Q=; b=Ek/QVeowGRZVejvngKUcOtOKyP6H9Ar7Gnt9KljlinBWwuX+dpbgPpOd47llrhwnZGlihAE5jghdPoft7tGiGnhTratYnRzSoovWPGBFgXnaYdQcRoVwevpLBnBQuljjQUC7W2eD9jxjJDzK31lvp7Fq20ZWKRCKl0Ca1a2OrCud85L9Z5VRq4jOE0bULOr0s+9GFmOdnlTkPCXEdDoGtxL3kHqbkv18h/qUVy1fj2oEL80Lk4miohdIcWaGs/fw
DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=taugh.com; h=date:message-id:from:to:cc:subject:in-reply-to:mime-version:content-type:content-transfer-encoding; s=941.5c74b07c.k1902; bh=MiOidqlBZwjIHqFUMpDZe33cVI87JAE7vgFamJYn96Q=; b=tPm+SHgOG0peXIFLALu4BJ/5mTPEXHfVxFSPiYJk5GFcMqgyWRQ+uRieUJYnNe1FT+i+iqUjJQTS4kfwBfTpYNCKzjea5RfrBXOcia8J4vs/hdJHyjD7zE/grWB/bjkEyaukL0DTTwNeGPKGoDeKhjJSKN62bnpgVAbiT76ZmoNCwDUOSbD3NrLlwc1soi+uE04IHkfu69VrN9TWBvnHxwF/5kF36TD+N2oY9vvurmjVRzrJytA1kcSa0PJksSCA
Received: from ary.local ([IPv6:2001:470:1f07:1126::78:696d:6170]) by imap.iecc.com ([IPv6:2001:470:1f07:1126::78:696d:6170]) with ESMTP via TCP6; 26 Feb 2019 03:20:27 -0000
Received: by ary.local (Postfix, from userid 501) id B52BE200EC0B38; Mon, 25 Feb 2019 22:20:27 -0500 (EST)
Date: Mon, 25 Feb 2019 22:20:27 -0500
Message-Id: <20190226032027.B52BE200EC0B38@ary.local>
From: John Levine <johnl@taugh.com>
To: dbound@ietf.org
Cc: Alexander_Brotman@comcast.com
In-Reply-To: <5de9ba1c3ae34edb9c7f39e0e9c3b143@PACDCEX19.cable.comcast.com>
Organization: Taughannock Networks
X-Headerized: yes
Mime-Version: 1.0
Content-type: text/plain; charset="utf-8"
Content-transfer-encoding: 8bit
Archived-At: <https://mailarchive.ietf.org/arch/msg/dbound/Dp7grGIPUtFfBSNKPSkWefUB4O4>
Subject: Re: [dbound] [art] Related Domains By DNS (RDBD) Draft
X-BeenThere: dbound@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: DNS tree bounds <dbound.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dbound>, <mailto:dbound-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/dbound/>
List-Post: <mailto:dbound@ietf.org>
List-Help: <mailto:dbound-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dbound>, <mailto:dbound-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 26 Feb 2019 03:20:34 -0000

>https://datatracker.ietf.org/doc/draft-brotman-rdbd/

It seems overdesigned.  If you need to trust the DNS anyway, you can
just put pointers in both directions in the domains that are related
to each other, no crypto needed.

See Andrew Sullivan's SOPA draft from a few years ago.

https://datatracker.ietf.org/doc/draft-sullivan-domain-policy-authority/

R's,
John