Comment 9 for bug 1451032

The latest discussion about this on the systemd mailing-list:

http://lists.freedesktop.org/archives/systemd-devel/2014-August/022014.html

"Also note that we really should redesign the entire scheme around the
kernel keyring as only transport for the keys (and the bus for
signalling). I am a bit conservative in changing here too much for now,
because we really should figure out that bit first."