On 20 Apr 2020, at 14:03, Tim Wicinski <tjw.i...@gmail.com> wrote:

> This starts a Call for Adoption for draft-pwouters-powerbind
> 
> The draft is available here: 
> https://datatracker.ietf.org/doc/draft-pwouters-powerbind/ 
> <https://datatracker.ietf.org/doc/draft-pwouters-powerbind/>
> 
> Please review this draft to see if you think it is suitable for adoption
> by DNSOP, and comments to the list, clearly stating your view.

This draft needs a more compelling problem statement, and a clear description 
of why other controls (e.g. reputational, contractual) are insufficient. [It's 
also possible that the draft just needs a clearer problem statement, rather 
than a more compelling one.]

I identify with Warren's furrowed brow as he asked how this draft would protect 
against a rogue registrar or registry publishing a zone with a 
covertly-modified delegation, since such rogue behaviour would not be 
identified or suppressed by the mechanism proposed in this draft. This seems 
fundamental to the concept of "delegation-only" which is the central and sole 
consideration of this proposal.

Perhaps more substantially, but with more rapid oscillation of hands, I am 
concerned that this draft, if adopted, will gain legitimacy in policy circles 
where it might actually do damage. An example might be where there is 
contractual or market pressure to require it for TLDs where its effect might be 
to cause suppressed orphan glue to break otherwise functional delegations. It 
seems better to me to understand the implications of the mechanism up front 
before it gets close to an RFC number, because those RFC numbers can smell 
deceptively potent.

I would prefer this idea to be better fleshed out in these areas before the 
draft sees adoption, and hence I do not support adoption at this time. I 
understand the sentiment expressed by some others with the opinion that the 
proposal in any case does no harm since it's optional, but I find myself less 
optimistic about the future than they are.

My day job is at a company responsible for a significant and venerable 
top-level domain. Lest anybody infer otherwise, let me confirm that we are very 
much in favour of measures that allow compliance to be ensured through 
automated and mechanical means and, correspondingly, for trust in our 
stewardship to be as close as possible to absolute. I am, in general, very open 
to ideas that would promote those things. However, I am not convinced that this 
proposal will get us there and I am concerned that the legitimacy that is 
associated with the work on this group might ultimately result in collateral 
damage.


Joe

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