Sudo is one of the most powerful and dangerous tools in the Unix or Linux system administrator's toolbox. With it, an ordinary user can run commands just as if he or she were the superuser or any ...

I'm not exactly new to linux, but I've had a very long run where I haven't had much contact with it. My first was setting up smb to run a fileserver. I also learned either ipchains or iptables (can't ...

A sysadmin has developed 48 characters of code that he claims can crash most popular Linux distributions. Andrew Ayer, a Linux administrator and founder of SSLMate, explains his code works by crashing ...

Installing and updating the OS, managing user accounts, and looking after security are just a few of the primary responsibilities of a Linux systems administrator. While I don’t imagine that I’ll ever ...

If you're gearing up to be a cybersecurity pro, you must have Linux skills. Linux Basics for Hackers will quickly get you up to speed. If you’re contemplating a career in cybersecurity and haven’t ...