Hi Olafur.  Some comments below.

In "4.4.1. Initial Trust Establishment (Enable DNSSEC validation)"
I'm concerned on having an "out-of-band" validation of the right
DS/DNSKEY value. Using only the CDS record through DNS is weaker
than current method, when there's an EPP from the registrar or a
registrant confirmation through its domain control panel of the right
key. I think it could be solved using this initial POST including
in the restful API call the CDS/DS/DNSKEY or CDNSKEY value as a
request parameter, which can be matched with DNS.

In "4.5.1. Setup Initial Establishment with Challenge", I'm wondering
if the right method should be GET instead of POST. I'm not a REST
expert, but I'd expect a read-only operation to be GET. Although its
true that some registrar could associate the token in the moment of
the call, also the registrar could have pre-generated tokens already
associated with domains. So this call is a GET of that value.
Also, I think it could have an "expiration datetime" in the response,
after which the DNS operator should ask again for a new value.

Regards,

Hugo


On 11:02 26/04, Olafur Gudmundsson wrote:
> 
> This version is identical to version that was used for the call for adoption 
> the track was changed to Standards track. 
> 
> A version 01 is in the works and will be published soon. 
> 
> Olafur (for editors) 
> 
> > On Apr 26, 2016, at 11:01 AM, internet-dra...@ietf.org wrote:
> > 
> > 
> > A New Internet-Draft is available from the on-line Internet-Drafts 
> > directories.
> > This draft is a work item of the Registration Protocols Extensions of the 
> > IETF.
> > 
> >        Title           : Third Party DNS operator to Registrars/Registries 
> > Protocol
> >        Authors         : Jacques Latour
> >                          Olafur Gudmundsson
> >                          Paul Wouters
> >                          Matthew Pounsett
> >     Filename        : draft-ietf-regext-dnsoperator-to-rrr-protocol-00.txt
> >     Pages           : 10
> >     Date            : 2016-04-26
> > 
> > Abstract:
> >   There are several problems that arise in the standard
> >   Registrant/Registrar/Registry model when the operator of a zone is
> >   neither the Registrant nor the Registrar for the delegation.
> >   Historically the issues have been minor, and limited to difficulty
> >   guiding the Registrant through the initial changes to the NS records
> >   for the delegation.  As this is usually a one time activity when the
> >   operator first takes charge of the zone it has not been treated as a
> >   serious issue.
> > 
> >   When the domain on the other hand uses DNSSEC it necessary for the
> >   Registrant in this situation to make regular (sometimes annual)
> >   changes to the delegation in order to track KSK rollover, by updating
> >   the delegation's DS record(s).  Under the current model this is prone
> >   to Registrant error and significant delays.  Even when the Registrant
> >   has outsourced the operation of DNS to a third party the registrant
> >   still has to be in the loop to update the DS record.
> > 
> >   There is a need for a simple protocol that allows a third party DNS
> >   operator to update DS and NS records in a trusted manner for a
> >   delegation without involving the registrant for each operation.
> > 
> >   The protocol described in this draft is REST based, and when used
> >   through an authenticated channel can be used to establish the DNSSEC
> >   Initial Trust (to turn on DNSSEC or bootstrap DNSSEC).  Once DNSSEC
> >   trust is established this channel can be used to trigger maintenance
> >   of delegation records such as DS, NS, and glue records.  The protocol
> >   is kept as simple as possible.
> > 
> > 
> > The IETF datatracker status page for this draft is:
> > https://datatracker.ietf.org/doc/draft-ietf-regext-dnsoperator-to-rrr-protocol/
> > 
> > There's also a htmlized version available at:
> > https://tools.ietf.org/html/draft-ietf-regext-dnsoperator-to-rrr-protocol-00
> > 
> > 
> > Please note that it may take a couple of minutes from the time of submission
> > until the htmlized version and diff are available at tools.ietf.org.
> > 
> > Internet-Drafts are also available by anonymous FTP at:
> > ftp://ftp.ietf.org/internet-drafts/
> > 
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> 
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