The sudo command lets users elevate their privileges to run admin tasks. But it's far from perfect. These tips can help.

There was a time when real system administrators just logged into Unix systems as root. But as we all know — with great power comes great responsibility. It’s too easy to do terrible things when you ...

Linux, renowned for its robustness and security, is a powerful multi-user operating system that allows multiple people to interact with the same system resources without interfering with each other.

Passwords are one of the most important aspects of computing. They keep our bank accounts, user profiles and computers safe (as long as we don’t reuse passwords). Just to log into our computers, most ...

There is a critical security flaw in the Linux tool "sudo" and makes unprivileged users "root", the system administrator, in no time at all. The reason for the malaise: a bug in the chroot function of ...

I am missing something obvious, I am sure, but we are considering moving from RH to Ubuntu for some of our servers so I am building some test boxes with it. Although it does ask me for a user level ...

A vulnerability in the wall command of the util-linux package that is part of the Linux operating system could allow an unprivileged attacker to steal passwords or change the victim's clipboard.

Vulnerabilities recently discovered by Microsoft make it easy for people with a toehold on many Linux desktop systems to quickly gain root system rights— the latest elevation of privileges flaw to ...