Managing user groups on Linux systems is easy, but the commands can be more flexible than you might be aware. User groups play an important role on Linux systems. They provide an easy way for a select ...

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

Linux is a multi-user environment, which means more than one user can use the system at one time. Granted, that mostly takes the form of console access (via SSH), because you can't easily have two ...

The last command allows you to look further back into time to see both current and older logins, beginning with the most recent and moving back into previous logins. The command below reports on ...

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