The Unix operating system is one of computing's most significant technologies, providing the framework that the familiar Linux and Mac OS X operating systems were developed on. Unix can be a viable ...

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect. File permissions and ...

When attackers take advantage of an exploit, one of their first goals is to gain superuser (root or administrator) access to the compromised system. If the compromised process is already running with ...

A fascinating little point made in a much longer piece about the smartphone wars. One that makes me wonder whether Unix can now be considered to be the most successful operating system of all time.

Probably not too many people around the world celebrated November 1st, 2023, but on this momentous date FreeBSD celebrated its 30th birthday. As the first original fork of the first complete and open ...

There are many ways to move files between Unix and Windows. In my mind, they fall into three categories — secure copy (let’s not even think about ftp), shared drives, and file synchronization. Each ...

This November, the Unix community has another notable anniversary to celebrate: the 40th birthday of the first edition of Ken Thompson and Dennis Ritchie’s Unix Programmers Manual, released in ...

I booted UNIX V4 (first C rewrite) in a PDP‑11 emulator. It feels tactile—no backspace, staggered print, slower typing, and it forced me to slow down. Classic Unix tools (ls, cat, ed, cal, dc) and ...

If you’re a Unix admin, it helps to know how password aging is managed and how you can determine when a password was last changed or force a change in the near future. The key to understanding how ...

Why settle for basic time-based triggers? Systemd timers offer better logging, dependency management, and you can run scripts "1 minute after boot." ...