Re: [DNSOP] New Version Notification for draft-wessels-dns-zone-digest-01.txt

Paul Wouters <paul@nohats.ca> Thu, 26 July 2018 04:24 UTC

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From: Paul Wouters <paul@nohats.ca>
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Date: Wed, 25 Jul 2018 21:24:37 -0700
Cc: "Weinberg, Matt" <mweinberg=40verisign.com@dmarc.ietf.org>, dnsop <dnsop@ietf.org>
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Subject: Re: [DNSOP] New Version Notification for draft-wessels-dns-zone-digest-01.txt
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> On Jul 25, 2018, at 20:47, Ondřej Surý <ondrej@isc.org> wrote:
> 
> 
> For ZONEMD, this isn’t true, as you can (in theory) feed the zone with infinite amount of non-DNSSEC-signed
> data (GLUEs, delegations) thus making the collision attack feasible.

That’s why I suggested already to add the count of the number or unsigned records to the ZONEMD record.

Paul