On Fri, Aug 16, 2019 at 02:20:09PM -0500, David Wright wrote: > AIUI exim should be able to deliver emails into a user's mbox, but > I'm confused about how exim is meant to do that, because it runs as > user Debian-exim, but mailbox permissions are normally group:mail.
I don't know much about exim4, but: -rwsr-xr-x 1 root root 1241412 Jul 20 07:35 /usr/sbin/exim4 That setuid bit means it *can* become you in order to deliver a message to your inbox.

