Information security specialists and sysadmins need to be sure their networks are sealed against malicious attacks. This is why the practice of penetration testing is commonly employed, to sniff out security vulnerabilities before malicious hackers. Home
Linux users should also be wary about the security of their systems. There are a huge variety of tools for accomplishing this, but some stand out in the industry more than others.
In this article, we are going to highlight 9 of the best Linux-based security tools, which every pentester should be familiar with. Note this is only a list of some of the most widely used tools - if you're interested in the latest security news, you can regularly read
this website, which covers a lot of great infosec topics. Most of the tools on this list are also bundled with Kali Linux (specially designed for information security professionals, but not for home users or Linux newbies), but you can check out this literally
massive list of all things related to hardware, security, programming, and other computer-related fields of interest to infosec people.