How do you check what groups a user is in Linux? There are multiple ways to find out the groups a user belongs to. The primary user’s group is stored in the /etc/passwd file and the supplementary groups, if any, are listed in the /etc/group file. One way to find the user’s groups is to list the contents of those files using cat , less or grep .
How do I see user and group information in Linux? In order to list groups on Linux, you have to execute the “cat” command on the “/etc/group” file. When executing this command, you will be presented with the list of groups available on your system.
How do I see user groups in Ubuntu? Open the Ubuntu Terminal through Ctrl+Alt+T or through the Dash or connect to the Ubuntu system by SSH. This command lists all the groups that you belong to.
How do I manage users and groups in Linux?
- Understand the /etc/group file. Similar to the /etc/passwd file above, the /etc/group file contains group account information.
- Create, modify, and delete groups.
- Manage group membership.