Re: [DNSOP] [Doh] [dns-privacy] New: draft-bertola-bcp-doh-clients

nalini elkins <nalini.elkins@e-dco.com> Wed, 13 March 2019 02:32 UTC

Return-Path: <nalini.elkins@e-dco.com>
X-Original-To: dnsop@ietfa.amsl.com
Delivered-To: dnsop@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id AF63B1277DB for <dnsop@ietfa.amsl.com>; Tue, 12 Mar 2019 19:32:33 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.899
X-Spam-Level:
X-Spam-Status: No, score=-1.899 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, URIBL_BLOCKED=0.001] autolearn=unavailable autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=e-dco-com.20150623.gappssmtp.com
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 8wqLTGJ98nSa for <dnsop@ietfa.amsl.com>; Tue, 12 Mar 2019 19:32:31 -0700 (PDT)
Received: from mail-io1-xd2b.google.com (mail-io1-xd2b.google.com [IPv6:2607:f8b0:4864:20::d2b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 6CB8B127A73 for <dnsop@ietf.org>; Tue, 12 Mar 2019 19:32:29 -0700 (PDT)
Received: by mail-io1-xd2b.google.com with SMTP id x4so354570ion.2 for <dnsop@ietf.org>; Tue, 12 Mar 2019 19:32:29 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=e-dco-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=xeYsj2L5rzy74kfnFhdF6P+Uq3YGoyNCGioBJnjPRJ4=; b=CsBHI+JOA5huaXkWe9J+iQHK+q+2kv2p5c4QIsE5IC84VlbOLsaA/zBXrX8Ei81Uci WCHQaWvvH2KUdd4+4OwhSMLZBL99LT2Ri/HGZ6hszqzKQiaaPRMiEr8LVij3nz8NjbFv kvxqnhlIz/lisNSdmENHJbxXHU/vQUMA+4C5r5YMT1LfvrxLBvsJ4iohQhvch8GC0N7E qJ56SBBKmsRCJTE8lWS2qh07tq4GMmo88fYGTESpc6+aOMaYm42Af2mV97Vf//29/V99 Vv/gBDy5dz0IYvWEItc7ouwJBH36SIsuV1hmA90teUhOtpe7m6+mP2kLOsaHl+YFk3eh /7/Q==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=xeYsj2L5rzy74kfnFhdF6P+Uq3YGoyNCGioBJnjPRJ4=; b=TEp26GvGEwmswYZgdZK1JdXS46hKq29oq3/tJyu+wrJf/uYZiVwup8fFjoeVUiTWTw FJrZbT3+3Qv82Uy2opn4py/exarVqW/yHiHMCngmwXbMCQEvskTOhPacray5ENojxCKd i6Pol/lcw6qc9VnWubtLuoutLIM6WcNS89Alvm3mNtjdpYlvxpI/1loUIaWFf6KK64Mv x3g0OMhbCwRAcoLReY/Gwt4wJEOyLjk+iIdb6rHZF0OYypoJwyXUGe7LuCSt7LNSG/0W mX77Ry9obBY5TJlql9majj1bbOKslN/BZFQaZjsISAvsbIzTR0DXG7nqTiAtn++2aGTG pgvg==
X-Gm-Message-State: APjAAAV9APEoVO6E6xFNyJi/ZFsaL8Bg74zKPgx14lVumfoFPL2OvXPB j/t3Y1UhX2/2N4PcZQfR5bUbwcRqhWb0k+w1P+CWsA==
X-Google-Smtp-Source: APXvYqxSm90rpxNMA4JjVsHPl9K4Lt7iC1Skvt/fhGJ472UBPrZrr6fLjpqMwHdSJdXhmY0MUiTFknTpb72VIwhSlWU=
X-Received: by 2002:a5d:8190:: with SMTP id u16mr23422006ion.238.1552444348692; Tue, 12 Mar 2019 19:32:28 -0700 (PDT)
MIME-Version: 1.0
References: <1700920918.12557.1552229700654@appsuite.open-xchange.com> <CAPsNn2WhjHSEHJUEL8GB6X0d24fkajgPnY4YgkOQbXjyxb5q8Q@mail.gmail.com> <20190312153636.qdsdne24vmi4xdoe@nic.fr> <3519715.nWsYgrufbW@linux-9daj>
In-Reply-To: <3519715.nWsYgrufbW@linux-9daj>
From: nalini elkins <nalini.elkins@e-dco.com>
Date: Wed, 13 Mar 2019 08:02:19 +0530
Message-ID: <CAPsNn2WmaWdimGz7uJkambiECbCE6eVgnbhz8V_tm-=-YUokRg@mail.gmail.com>
To: Paul Vixie <paul@redbarn.org>
Cc: dnsop@ietf.org, Stephane Bortzmeyer <bortzmeyer@nic.fr>, Stephen Farrell <stephen.farrell@cs.tcd.ie>, doh@ietf.org, Christian Huitema <huitema@huitema.net>, dns-privacy@ietf.org, Vittorio Bertola <vittorio.bertola=40open-xchange.com@dmarc.ietf.org>, "Ackermann, Michael" <mackermann@bcbsm.com>
Content-Type: multipart/alternative; boundary="000000000000f00d270583f09d21"
Archived-At: <https://mailarchive.ietf.org/arch/msg/dnsop/Ew6p1ckqZf8yifa1u_Uie1ar7v0>
Subject: Re: [DNSOP] [Doh] [dns-privacy] New: draft-bertola-bcp-doh-clients
X-BeenThere: dnsop@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: IETF DNSOP WG mailing list <dnsop.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dnsop>, <mailto:dnsop-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/dnsop/>
List-Post: <mailto:dnsop@ietf.org>
List-Help: <mailto:dnsop-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dnsop>, <mailto:dnsop-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 13 Mar 2019 02:32:34 -0000

Paul,

On Wed, Mar 13, 2019 at 1:03 AM Paul Vixie <paul@redbarn.org> wrote:

> On Tuesday, 12 March 2019 15:36:36 UTC Stephane Bortzmeyer wrote:
> > On Mon, Mar 11, 2019 at 08:55:18AM +0530,
> >  nalini elkins <nalini.elkins@e-dco.com> wrote
> >
> >  a message of 202 lines which said:
> > > The questions that the Fortune 50 company architect asked were
> something
> > > like this:
> > >
> > > 1. You mean that DNS could be resolved outside my enterprise?
> >
> > I suggest to explain to this person that it was possible before, as
> > any malware author discovered.
>
> no, it was not possible before. or rather, it could be cheaply prevented
> before.
>
> > If people responsible for networks of Fortune 50 company don't know
> > that it is difficult to stop unwanted communication (except when you
> > control all the endpoints, or when you airgap your network), then it
> > is indeed a problem :-)
>
> in my own travels, i've met some fortune-level CISO's who had not yet been
> told that RDNS monitor/control bypass was now an internet standard, and
> that
> behavioural modeling based on TCP/443 endpoints was no longer practical.
> so, i
> urge greater efforts on getting the word out.
>
> vixie
>
>
>
Thank you.

-- 
Thanks,
Nalini Elkins
President
Enterprise Data Center Operators
www.e-dco.com