On Apr 17, 2018, at 07:58, Dominic Raferd <domi...@timedicer.co.uk> wrote: > What do the 'dovecot: imap-login' messages signify?
That wouldn't be involved. This wasn’t a user logging in, this was mail delivering from the dovecot list > Judging from the final smtpd log message, STARTTLS wasn't attempted, Yep, that was the clue. I seem to have fixed it. I had an errant !TLSv1.1 in the protocols list. I guess I got a little distracted when I was locking down Apache... :/ -- My main job is trying to come up with new and innovative and effective ways to reject even more mail. I'm up to about 97% now.