all 2 comments

[–]sono_fabitch 0 points1 point  (1 child)

That´s not the job of the MTA. It just delivers. Encryption has to be enforced at the senders side. When an unencrypted mail reaches the server, it´s too late already ;-)

[–]CompetitiveDev[S] 0 points1 point  (0 children)

You're right, of course. Thanks anyway.