Linux offers users a wide range of options for system configuration. With the help of the checksecurity tool collection, you can automatically monitor basic system settings.

Protect your system from unwanted visitors with two-factor authentication.

Lockdown mode makes your Linux system more secure and even prevents root users from modifying the kernel.

A recent addition to the Linux kernel, WireGuard lets you build a VPN tunnel that relies on encryption to reduce potential security issues.

For maximum security, you'd better watch traffic in both directions. This hands-on workshop takes you through the steps of setting up firewalls for outgoing as well as incoming traffic.

If you have a large collection of bookmarked pages, it's worth protecting! With the right scripts, you can create an archive so you never lose access to all your favorite web pages.

Set up a professional video surveillance system armed with motionEyeOS and a Raspberry Pi.