Some people are, rather falsely, under the impression that just because they use Linux they don’t need to worry about security. Sure, Linux doesn’t suffer from the same types of security issues and prevalent malware that Windows does, but that doesn’t mean that Linux users can neglect their systems and expect to be secure.
These five tools are absolutely essential for Linux desktop users. If you’re running a server, there are more. This guide doesn’t present them in any particular order because they all serve different and arguably equally important functions. Plus, they are all free and open-source software. So if you aren’t using any of these on your Linux desktop, start now.