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 ...

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

T he usermod command is a tool for updating details about an existing user account in your system. It's kind of like editing ...

Removing sudo rights from CentOS (top) and Ubuntu (bottom). How to create a new user with admin privileges on Linux Your email has been sent Black Hat: Security Researcher Unpacks Cybercrime’s ...

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 ...

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, ...

Linux, a powerhouse in the world of operating systems, is renowned for its robustness, security, and scalability. Central to these strengths is the effective management of users and groups, which ...

As a system administrator, one of your jobs is managing users and groups. Without the proper care and feeding of this particular task, your company would have a hard time functioning properly and ...