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Re: [IPsec] draft-pauly-ipsecme-split-dns

Nico Williams <nico@cryptonector.com> Wed, 20 June 2018 22:06 UTC

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Date: Wed, 20 Jun 2018 17:06:25 -0500
From: Nico Williams <nico@cryptonector.com>
To: Tero Kivinen <kivinen@iki.fi>
Cc: Paul Wouters <paul@nohats.ca>, Eric Rescorla <ekr@rtfm.com>, IPsecME WG <ipsec@ietf.org>, "draft-ietf-ipsecme-split-dns.all@ietf.org" <draft-ietf-ipsecme-split-dns.all@ietf.org>, "Waltermire, David A. (Fed)" <david.waltermire@nist.gov>
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Subject: Re: [IPsec] draft-pauly-ipsecme-split-dns
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On Wed, Jun 20, 2018 at 11:20:31PM +0300, Tero Kivinen wrote:
> Reading this thread now, I have few comments.
> 
> [...]
> 
> So I think the feature that we can use TLSA records in the split-dns
> is very important. I agree that it would be VERY BAD for the client to
> just accept whatever domains server sends, and it SHOULD always verify
> it against its local configuration.

Agreed.

But I also think that a REQUIREMENT that the client support and check
local policy as to which domains to accept TAs for is sufficient to
address the concern.  Isn't it?

Nico
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