When I tried to install WHM/cPanel on the CentOS 6.5 the installing process unfortunately has been discontinued.

We have already discussed about installing the ConfigServer firewall (CSF) in linux. The post you will be using most common commands and changes in the configuration file.

CSF (ConfigServer Security & Firewall) is an important tool for secured and managing your server and generally more advanced firewall options..

The NIGIX Admin is integrated with Cpanel, this plugin increases your server speed and managing load balance. The NGINX admin can manage in your WHM panel its protest from DDOS attack.