CSF Firewall is a free Firewall plugin installed on cPanel servers. This plugin works on physical servers and Hypervisor-based VDS virtual servers. VPS does not work properly on virtual servers. To install this Iptables-based software on your server, you can install it by typing the commands below one by one after connecting to your server via SSH.
cd /usr/src
rm -fv csf.tgz
wget https://download.configserver.com/csf.tgz
tar -xzf csf.tgz
cd csf
sh install.sh
If you are not satisfied with CSF, you can simply remove it via SSH with the following 2 codes.
cd /etc/csf
sh uninstall.sh
You have examined the knowledge base in detail, but if you cannot find the information you need,
Create a Support Ticket