C&CZ was the first to implement e-mail (@sci.kun.nl) at the KUN (Katholieke Universiteit Nijmegen), some 35 years ago. Some configurations we have used since then have not kept up with the changing landscape of e-mail implementations worldwide. In Dutch there’s a saying for this: “De wet van de remmende voorsprong”. One of the major things that have changed over time is dealing with SPAM. For instance, there are now protocols that major e-mail players require and therefore became the de facto standard for email communication. ...