What is the wheel group in Linux? The wheel group is a special user group used on some Unix systems, mostly BSD systems, to control access to the su or sudo command, which allows a user to masquerade as another user (usually the super user). Debian-like operating systems create a group called sudo with purpose similar to that of a wheel group.
Where is the wheel group in Linux? To find out who is the in wheel group, look in the /etc/group file, but keep in mind that users may be members of the wheel group through their /etc/passwd file entries. To see if special privileges are given to the wheel group (this is not uncommon), look at the /etc/sudoers file.
How do you use wheel groups?
- Step 1: Verify the Wheel Group is Enabled. Your CentOS 7 installation may or may not have the wheel group enabled.
- Step 2: Add User to Group. To add a user to the wheel group, use the command: usermod –aG wheel UserName.
How do I list groups in Linux? Use the most commonly used “cat” command to get the list of the groups available in the “/etc/group” file. When you run the command, you will get the list of the groups.