Several Linux distros have issued updates to fix a vulnerability in Sudo, a Linux app behind the "sudo" command, which can allow an unprivileged attacker to gain root privileges. The issue, tracked as ...

Just what every Linux system administrator wants just before the holidays: A serious Linux kernel security bug. The Zero Day Initiative (ZDI), a zero-day security research firm, announced a new Linux ...

If you want your Linux server to be really secure, you defend it with SELinux. Many sysadmins don't bother because SELinux can be difficult to set up. But, if you really want to nail down your server, ...

Patch now: A newly discovered critical Linux vulnerability probably affects your systems Your email has been sent Dubbed PwnKit, it's been sitting in a user policy module used in Linux distros for ...

The Linux server operating system, used globally to power the internet, along with cloud storage, back-end business operations, embedded systems, and high-performance supercomputers, has a tarnished ...

Linux is generally considered the Fort Knox of operating system (OS) standards, but it is not completely immune to security exploits. And it's not just kids breaking and bypassing screensave locks, ...

Add Yahoo as a preferred source to see more of our stories on Google. Linux camp When one considers open source, it's fairly easy to imagine a world of designers, developers, and distributors getting ...

Editor's Note: This content is excerpted from Chapter 11 of Linux Debugging and Performance Tuning: Tips and Techniques, authored by Steve Best, ISBN 0-13-149247-0 ...

The cheat command, available for installation on many Linux systems, provides an easy way to make cheat sheets available for hundreds of commands. The term “cheat sheet” has long been used to refer to ...