C++ or C compilers aren’t required by most users. It is highly recommended that compilers be disable for users that do not belong to the compilers group within the /etc/group file. Functional compilers are necessary most pre-packaged exploits.
There is a risk of attracting hackers through a daemon or service that enables connections to your server. To improve security, deactivate any daemon or service that you do not require. Use the Service Manager interface found in WHM > Home > Service Configuration to do this.
Keep track of any account that a user has created. You must be privy to all the information related to your server such as when updates are required and what softwares are used. Execute the following commands often to make sure that your system is running as expected:
You can use third-party applications like Logwatch or chkrookit to monitor and scan your system.
You can allow only specific IP addresses to access services on the server using WHM’s Host Access Control interface (WHM Home > Security Center > Host Access Control). These services include
Activate a firewall to prohibit malicious elements from accessing your system. Do this before you uninstall or disable redundant daemons and services.
It is highly recommended that you use only the latest and stable versions of the software. These will contain all the new patches and security fixes.
Always ensure that your system is safe by constant monitoring and scanning the services that it is running. Uses the latest firmware to keep up with the international security standards.