Block Ports on your Virtual Private Server via Imunify360

Overview

This support article describes how to block ports via Imunify360 Firewall for your Virtual Private Server (where Imunify360 is installed).

Ensure you read and understand what ports Plesk has open before blocking.

Instructions

1. Login to your Plesk based VPS.
2. Once logged into Plesk -> In the Lefthand Navigation, click on Imunify.
   
3. Next click on Firewall tab, then PORTS.
   
4. All open, except specified should be selected , then to the right click Add.
   
5. Enter Port number, select TCP, Enter comment (If Required), then Add PORT.
   Example for IMAP SSL Port 993.
   
6. You should then see the rule added, with no Whitelisted IP/s.
   
7. Continue from step 3 adding ports you require to be blocked.