using the fringe to indicate good signatures

[David Edmondson]

On Mon, Sep 07 2015, Daniel Kahn Gillmor <dkg at fifthhorseman.net> wrote:
> On Thu 2015-08-20 09:12:26 -0400, David Edmondson wrote:
>> After listening to bremner, dkg et al. from Heidelberg, I threw together
>> a quick patch to see how we might indicate signature validity in the
>> fringe. The intention is to prompt more discussion - this code is not
>> ready to ship.
>
>> The patch is attached. The result looks something like:
>>     http://dme.org/data/images/notmuch-signed-fringe.png
>
> I like the basic idea of this, thanks for putting it together.  It's
> good to put security indicators in a region of the UI that the message
> content cannot modify or spoof.
>
> What do we think should be done if there are multiple nested signatures?

Cry?

More seriously, we could use the indentation space for a similar
indicator, which would allow us some room at an appropriate depth for
each message (but not each part (in the default configuration)).