CSF Installation
CSF is software firewall, which install on linux systems. It is supported by cpanel, directadmin and other hosting panels. but you use easyly other linux systems also
Here is detail how you can install on cpanel /whm server
cd /usr/src rm -fv csf.tgz wget https://download.configserver.com/csf.tgz tar -xzf csf.tgz cd csf sh install.sh Next, test whether you have the required iptables modules: perl /usr/local/csf/bin/csftest.pl