Despite appearing rather complex at first glance, the Linux terminal is a nifty tool for most tasks, be it installing new packages or troubleshooting the most obscure errors. That said, enabling root ...

Logging in as the root user should never be done on Linux. Using the root account could lead to disaster. Sudo is the preferred method of gaining elevated privileges. When I first started using Linux ...

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...

A new Linux vulnerability known as 'Dirty Pipe' allows local users to gain root privileges through publicly available exploits. Today, security researcher Max Kellermann responsibly disclosed the ...

There was a time when, to use a computer, you merely turned it on and were greeted by a command prompt. Nowadays, most operating systems offer a security model with multiple users. Typically, the ...

Malware targeting Linux users may not be as widespread as the strains targeting the Windows ecosystem, but Linux malware is becoming just as complex and multi-functional as time passes by. The latest ...

A major vulnerability impacting a large chunk of the Linux ecosystem has been patched today in Sudo, an app that allows admins to delegate limited root access to other users. For the technical details ...

In the Linux Journal article “Implementing Encrypted Home Directories” (August 2003), I described how to encrypt home directories transparently. This article describes how to implement another ...

The sudo command stands for “superuser do” and is one of the most important commands to know in Unix and Linux-based operating systems. (See the most important Linux commands for beginners.) Sudo ...