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

Nico Williams <nico@cryptonector.com> Thu, 21 June 2018 00:26 UTC

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Date: Wed, 20 Jun 2018 19:26:43 -0500
From: Nico Williams <nico@cryptonector.com>
To: Tero Kivinen <kivinen@iki.fi>
Cc: IPsecME WG <ipsec@ietf.org>, Eric Rescorla <ekr@rtfm.com>, Paul Wouters <paul@nohats.ca>, "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 Thu, Jun 21, 2018 at 02:56:58AM +0300, Tero Kivinen wrote:
> Nico Williams writes:
> > On Wed, Jun 20, 2018 at 11:20:31PM +0300, Tero Kivinen wrote:
> > > 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?
> 
> Yes and no.
> 
> Yes, I think that is best we can do.
>
> [...]

Agreed.

Now, is the concern enough to reject this I-D?

Nico
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