Your Linux PC is only as secure as the settings you choose to enable (or disable).
For many different reasons, you may not be able to install Linux on your computer. Maybe you are not familiar with words like partitioning and bootloader, maybe you share the PC with your family, ...
An immutable distribution increases the security of the OS. Linux offers several different immutable distributions. Most of these are general-purpose, so anyone can use them. What is an "immutable" ...
Linux system administration encompasses managing the software and hardware of Linux systems, which can be complex, especially for those new to Linux or managing multiple systems. Fortunately, Webmin, ...