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

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

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

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