[185815] in North American Network Operators' Group

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Re: DNSSEC and ISPs faking DNS responses

daemon@ATHENA.MIT.EDU (David Conrad)
Fri Nov 13 19:49:48 2015

X-Original-To: nanog@nanog.org
From: David Conrad <drc@virtualized.org>
In-Reply-To: <20151114001852.EB8423CA23EA@rock.dv.isc.org>
Date: Fri, 13 Nov 2015 16:49:44 -0800
To: Mark Andrews <marka@isc.org>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org


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Mark,

> On Nov 13, 2015, at 4:18 PM, Mark Andrews <marka@isc.org> wrote:
>> How many of the ISPs would continue to enable DNSSEC if the
>> cops show up at their door and turning off DNSSEC is the only way the =
ISP
>> has to implement the law's requirements?
>=20
> Why would the ISP's turn off DNSSEC?  It doesn't prevent them sending =
back
> NXDOMAIN.  The clients will validate or not.  If they validate they =
will
> get a validation failure.  If they don't them the NXDOMAIN will be =
accepted.

My point was that folks at ISPs tend to prefer not to be thrown in jail.

> Apple just adds a validator to their stub resolver and installs a root
> trust anchor.

Love that plan. Let me know when you've convinced Apple to "just" add a =
validator to IOS (I'm assuming IOS doesn't currently have that =
capability).

> This really isn't conceptually different to how they manage
> CA's.

My point was that the vast majority of those affected by this would =
likely not be in a position to install a validating resolver on their =
device.

Regards,
-drc


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