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 ...

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

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 ...