Postfix - Block email from non-existent local addresses
- by Kelso.b
My question is very similar to this one, but for postfix.
We keep getting emails from addresses like "accounting@ourdomain.com" delivered to other "@ourdomain.com" addresses. From my google research, I understand it might not be practical to verify the email originated from our IP or VPN (Although this would be ideal, so if you can think of a way…