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

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 ...

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