Using Postscreen to filter out connections on your mail server

In my recent series at The Register, I’ve explained how you can set up a mail server with spam and virus filtering, using OpenBSD, Postfix and Amavisd. The configuration I’ve used is, at heart, one that I’ve run for a very long time myself, based on an original tutorial by Scott Vintinner. The tutorial is… Read More Using Postscreen to filter out connections on your mail server