Re: [dnssd] Confirming consensus from DNSSD Privacy discussion in Bangkok

[Christopher Wood <[e-mail]>]

On Wed, Nov 14, 2018 at 5:37 PM David Schinazi <[e-mail]> wrote:
>
> Hello everyone,
>
> It the room at IETF 103, there was a very productive discussion about DNSSD privacy:
> https://www.youtube.com/watch?v=hPuTD19R-uQ&t=28m43s
>
> During that discussion, the room reached consensus on the following items:
>
> 1) single-stage approach -- Up until now, we were considering two approaches: single-stage (send encrypted and authenticated service identifier, receive encrypted and authenticated service response) and two-stage (send encryption and authenticated identifier, receive encrypted and authenticated response, derive secrets, send and receive subsequent queries encrypted using derived secrets). There was consensus in the room to go with the single-stage approach.
>
> 2) Use of TLS -- The single-stage approach no longer requires a key exchange mechanism such as TLS. There was consensus in the room that we do not need TLS as part of this protocol.
>
> 3) Evolution of documents -- It was proposed that we would take all input and compound it into a single document and only advance that one. We will use draft-ietf-dnssd-privacy since that document has already been adopted by the working group. Christian Huitema has offered for Bob Bradley to join as co-author if Bob would like.
>
> If you disagree with any of these points, please say so before 2018-12-02.
>
> Thanks,
> David
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