Gregor Zattler <telegraph@gmx.net> writes:

> Dear notmuch users and developers, could one please enlighten me,
> how to configure notmuch-emacs in order to automatically show
> application/pgp mime parts in emails as in e.g. cryptograhically
> signed debian security advisories (as attached).

I think currently there is no support for application/pgp content
time. The MIME RFC (from 2001!) describes that as "since withdrawn").
I don't know much more about it, maybe a later RFC revived this mime
type.

d