Config Server Firewall (CSF) is a Stateful Packet Inspection (SPI) firewall, Login/Intrusion Detection and Security application for Linux servers.
It's is a security tool that can protect your server against attacks, such as brute force, and improve server security.
This application will work as a WHM plugin and is free. Follow these instructions to complete a basic CSF installation:
- Install CSF: Log into your server as root, using SSH.
tar -xzf csf.tgz
You will see "Installation Completed".
rm -Rfv csf/ csf.tgz
Configure CSF: Login to your server via WHM as root and go to the bottom left menu. In the Plugins section, go to ConfigServer Security Firewall.