You should never have to work with the root user account on Linux, especially on a desktop installation. There can be occasions when you need to use root on a server. If you must use root, do so with ...

In Linux systems, including Debian 12, the sudo group grants users the ability to execute administrative commands. This provides them with the privileges to install, update, and delete software, ...

Sudo, the main command in Linux that allows users to run tasks, has been found to have a vulnerability that allows unauthorized users to execute commands as a root user. The vulnerability, known as ...

The Kali Linux distribution is going to switch to a new security model by defaulting to a non-root user starting with the upcoming 2020.1 release. This change will come with the release of the 2020.1 ...

Sudo is a powerful but imperfect Linux tool. These tips can help make using sudo easier and safer. Always use caution when monkeying with sudo. I started using Linux prior to the advent of sudo. Back ...

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 ...

One of the major reasons behind choosing Linux as an operating system is that it’s much more secure than Windows. There are plenty of reasons for this including appropriate user permissions, ...

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 ...

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 ...