Hardening the Linux DesktopHarden your GNU/Linux desktop and prevent attacks against your computer and its data. Although GNU/Linux has the reputation of being a much more secure operating system than Microsoft Windows, you still need to secure the Linux desktop. This secretory topic includes installing anti-virus software, creating a backup-restore plan, and making practical use of a firewall. Having the knowledge and tools you need to harden your Linux desktop against most attacks and prevent illegitimate access to your computer.
Set a schedule to check for updates to ClamAV and rkhunter. Make it a common practice to run these utilities on a weekly basis and whenever you install new software. Set a backup schedule for your data, and, most important, stay up to date on trends in computer security.
These same fundamental security concepts for making your desktop safe can also serve as a foundation for hardening your Linux servers.
1. Protect your computer against malware attacks
2. Configure a firewall to keep attackers out
3. Back up important files and recover files after a successful backup
4. Install updates to your operating system and other software
5. Password-protect the boot-loader