cPanel and WHM logins will transmit the sensitive username and password through the internet and it need to be secure. If anyone intercepts the traffic, they will be able to decode the username and password if they are submitted in a insecure page. Hence it is quite vital to use secure pages for WHM, cPanel and Webmail logins.
SSH is the gateway to a linux server. To do any advanced tasks in the server, we need the command line access and it is provided by the SSH service. So, keeping the SSH access to a server secure means keeping the server secure.
Recent versions of cPanel allow administrators the option of hosting a MySQL server on a separate box, which can help decrease resource usage from high-activity MySQL databases. Setting up the remote database server is easy.
Screen is a full-screen window manager that multiplexes a physical terminal between several processes (typically interactive shells). There is a scrollback history buffer for each virtual terminal and a copy-and-paste mechanism that allows moving text regions between windows.