Certifications from Red Hat, Oracle and SUSE are tailored to environments where those Linux distributions are prevalent. Vendor-neutral certifications emphasize core Linux principles applicable across ...

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, ...

You can check user groups in Linux with commands like groups, id, getent, and /etc/group to manage permissions easily.

Many Linux commands can do more than you might think. The usermod command is one such command, and it can be very handy.

Linux has slowly moved from an operating system largely behind the scenes to a competitor with Windows and macOS in its own right, presenting new opportunities and challenges to IT professionals. The ...

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

Linux Systems Administration. (3) Administration of server systems, configuring users, groups, and devices, software management, backups, network services configuration, server security and ...

How to use a Bash script for-loop for system administration in Linux Your email has been sent Bash scripting remains a staple of my endeavors in Linux as a system administrator, and I use it every day ...

Symbolic links (also called a soft link) are a very important tool to understand in Linux. These are special files that point to other files, similar to shortcuts in Windows or aliases in macOS.