What is Linux Server Security and Hardening?

The process of increasing the security of the server by using advanced solutions is referred to as server hardening. The need for this service today is more than it was ever in the past. Every day, there are numerous viruses, spyware, and malware or brute force that threaten the security of the server. The damage they can cause once they gain entry is immeasurable. Therefore, you need to take the right proactive measures to prevent this by hiring our services today. Linux Server Security and Hardening make servers resistant to such threats and safeguard the reputation and goodwill of your company. It is time to make the move in the right direction reach out to us today if you want nothing short of the best for your business!

The server is a very important machine in any organization. This machine stores all the critical data pertaining to your business and also clients. The loss of data present on this machine can cause a huge setback to your business and also lead to a loss of reputation. The only solution to keep such problems at bay and drive your company towards growth is by opting for Linux Server Security and Hardening offered by 24×7 Server Support. We have designed these services with forethought to ensure the integrity and confidentiality of the data.

Linux server security and hardening refers to the process of implementing measures to protect a Linux server from potential security threats and vulnerabilities. This involves taking steps to strengthen the security of the server by implementing various security measures and protocols.

Linux server security and hardening


Support Servers and Control Panel
  • CentOS 6, 7, 8 ( cPanel , Plesk , DirectAdmin )
  • RHEL 6, 7, 8 (cPanel, Plesk , DirectAdmin )
  • Fedora (cPanel, Plesk , DirectAdmin )
  • Linux Plain Servers without Control Panel
Estimated Analysis and Completion Time
  • Within 8 to 10 hours
  • Reviewing the Server and Sites after Security Applied
  • Free Three Days Support after Security Applied
Security Software Installations
  • Complete Server Setup, Initial Investigations
  • CSF or APF Firewall ( You can let us know via Ticket)
  • Installing Mod-Security with Advanced Rules
  • Installing ClamAV Anti Virus (Integrating Exim)
  • Installing Maldet (Malicious Code Removal Software)
  • Installing LSM (Linux Socket Monitor) – Optional
  • Installing PRM (Process Resource Monitor) – Optional
System Optimization and Hardening
  • Lockdown & Hardening the Root Password
  • Secure SSH Port
  • sysctl.conf Hardening
  • host.conf Hardening
  • Network Security with hosts.allow & hosts.deny
  • nsswitch.conf Hardening
  • Enable DDOS Protection
  • Root Login Email Notifications
  • Noexec, Nosuid Temporary Directories (noexec Directories such as /tmp, /var/tmp, /dev/shm)
  • Security Updates as released by OS and/or Control Panel
Securing Services
  • Disable Unwanted Services
  • Securing DNS
  • Securing MySQL
  • Enable PHP Open_Basedir Protection
  • Enable mod_userdir Protection
  • Securing Console Access
  • PHP5/7 Hardening (No PHP4)
  • Configuring Anti-Spam Features to Reduce Spam ( Enable RBL ACLs, SPF Protection, & Spam Assassin Configurations )
Service Optimizations
  • Tweaking and Optimizing Apache2.2/2.4
  • LiteSpeed Installation and Configurations
  • Exim/Postfix Mail Services Optimization
  • PHP5/7 Optimization
  • MySQL Optimization ( INNODB and MYISAM Settings )