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Re: [Add] fixing coffee shop brokenness with DoH

Eric Rescorla <ekr@rtfm.com> Thu, 25 July 2019 15:41 UTC

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From: Eric Rescorla <ekr@rtfm.com>
Date: Thu, 25 Jul 2019 08:40:25 -0700
Message-ID: <CABcZeBP7O8KFYCm7=N1ceY7E+=2a55vcAgVUf+Mp7Nd2nFzvBw@mail.gmail.com>
To: Andrew Campling <andrew.campling@419.consulting>
Cc: "add@ietf.org" <add@ietf.org>
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Subject: Re: [Add] fixing coffee shop brokenness with DoH
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On Thu, Jul 25, 2019 at 8:39 AM Andrew Campling
<andrew.campling@419.consulting> wrote:

> On Thu, Jul 25, 2019 at 4:21 PM Eric Rescorla <ekr@rtfm..com
> <ekr@rtfm.com>> wrote:
>
>
>
> > This thread has gotten quite long and hard to track. I was talking about
> the case where DoH was not present, and my point was that DNSSEC is not a
> replacement for DoH in the settings I am concerned with.
>
>
>
> > I agree that DoH potentially makes end-user software DNSSEC validation
> viable, and that's something that at some point we might look at.
>
>
>
>
>
> Presumably this applies do both DoT and DoH Eric?
>

Yes.

-Ekr


>
> As someone said during the DoH discussion at the ICANN conference in
> Marrakesh last month, “DoT and DoH give you a hardened pipe, don’t stop you
> drawing poisoned water from the lake; DNSSEC reassures you that the water
> is safe” (or something very close to that).  I thought that was a useful
> analogy to highlight why the combination of DoT/H and DNSSEC was
> beneficial.
>
>
>
>
>
> *Andrew*
>

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