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 ...

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 ...

The Linux job market is very hot right now, particularly for those with system administration skills. But how does one get started? The Linux Foundation has an interesting page about the evolution of ...

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 ...

Does anyone remember Linuxcare? Founded in 1998, Linuxcare was a company that provided support services for Linux users in corporate environments. I remember seeing Linuxcare at the first ever ...

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 ...

The Linux kernel remains the beating heart of the OS. In 2026, we’ll likely see: New Long-Term Support (LTS) Baselines: With releases like 6.18 already declared LTS and successor branches maturing, ...