linux + how to verify user is in group?
158722
how to verify users are in group
106783
Bionic - Group addition using usermod -aG doesn't take effect until the next reboot
153677
Is there a reason why 'owner' permissions exist? Aren't group permissions enough?
129198
Group permissions for root not working in /tmp
88114
What is the best way to add a user to the sudoer group?
105614
Lost supplementary user groups for GUI login session
18740
How to see process created by specific user in Unix/linux
28826
How do I check if someone accessed my computer?
79452
How to prove that it is a group?
7135
Why does the group need --x permission on the parent directory?
38693
Is there a command to list all users? Also to add, delete, modify users, in the terminal?
66647
How do I add a user to the "sudo" group?
137803
windows runas command with elevated privileges, user in admin group
83503
How to add existing user to an existing group?
147040
Is there a way to see System Information before first user is added?
10843
How to allow to run su instantly after I added the user to the appropriate group
96052
How can I detect if I'm in a subshell?