On 16 August 2017 at 21:09, Andrew Ayer <[email protected]> wrote:

> On Wed, 16 Aug 2017 11:25:20 -0800
> Melinda Shore <[email protected]> wrote:
>
> > Hi, all:
> >
> > With our major deliverable now pushed out towards IETF
> > last call, it's time to start considering whether or not
> > there's additional work to do, or if we're done.  As
> > we've talked about before, we know that there's at least
> > some interest in:
> >
> > . a client behavior document
> > . logging DNSSEC records
> > . logging binaries
>
> I've also seen interest expressed on the mailing list for:
>
> * A monitor API
>

Since we now know how to build verifiable monitors, perhaps that is part of
an API?


> * A strict version of CT
>

What do you mean by this?


>
> > Plus, I'm somewhat concerned about lack of gossip implementation
> > and deployment, and it's worth considering whether that's because
> > of lack of interest or because people running logs don't think
> > that what's in the gossip spec is suitable for their needs.
>
> Note that logs don't participate in gossip, so your question is one
> for TLS clients and monitors/auditors.
>
> The biggest problem is that the gossip spec only works with CTv2,
> and there are no CTv2 logs in existence, let alone implementations.
>
> Nevertheless, there's a fairly obvious and minor modification to make
> STH pollination work with CTv1, and I know of 7 different
> monitor/auditor implementations which are using this variation of the
> spec to exchange STHs from publicly-trusted CTv1 logs.
>
> That said, I know of no implementations of SCT feedback, nor of any plans
> by TLS clients to implement any part of gossip.
>

IMO "gossipless gossip", i.e. cross-logging of STHs is the way to go.


>
> Regards,
> Andrew
>
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