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

Linux is a multi-user operating system. What does that mean? Like all good operating systems, you can have multiple user accounts on one machine. You can also have more than one user logged in at once ...

User accounts can be assigned to one or more groups on Linux. You can configure file permissions and other privileges by ...

You use the chmod command to set each of these permissions. To see what permissions have been set on a file or directory, we ...

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, ...