minus-squaretoikpi@feddit.uktoSelfhosted@lemmy.world•What to be aware of before opening port 25 on a postfix Raspberry Pi?linkfedilinkEnglisharrow-up2·9 months agoHave you ensured that your setup will pass email authentication processes? It has been a long time since email from random hosts is accepted for forwarding or delivery. This Wikipedia may help https://en.wikipedia.org/wiki/Email_authentication linkfedilink
Have you ensured that your setup will pass email authentication processes?
It has been a long time since email from random hosts is accepted for forwarding or delivery. This Wikipedia may help https://en.wikipedia.org/wiki/Email_authentication