Here, the evil spammers must also read every piece of spam ever sent for eternity. Like ever.Īs the former systems administrator of a large number of mail servers, I firmly believe that there is a special kind of hell where only deep fried spam is served at every meal for spammers. In macOS Server 5.4 for High Sierra, all of these are represented by a single ON button, so it really couldn’t be easier, once you can just enter email addresses into the Users section.īut then there’s the ecoysystem and the evil spammers. Actually, mail is pretty simple in and of itself: there’s protocols people use to access their mail (such as IMAP and POP), protocols used to communicate between mail servers and send mail (SMTP, SMTPS) and then there’s a database of mail and user information. Mail is one of the hardest services to manage.