Install and configure a firewall to protect the server from external threats.
Harden the SSH protocol by disabling root login and changing the default port.
Install and configure an intrusion detection system to monitor the server for malicious activities.
Disable services that are not needed and remove any unnecessary accounts.
Perform regular security scans to check for vulnerabilities in the system.
Ensure that the system is up-to-date with the latest security patches and updates.
Monitor log files for suspicious activity.
Perform regular backups of the system in case of an emergency.
Last updated 3 years ago