[Linux] User management in Linux

Here is a summary of commands for user management in Linux.

see all existing groups
1

getent group
get all groups a user belongs to
1

groups username
create a new group
1

sudo groupadd new_group

add user to a group

1
2
3


sudo adduser username groupname
# or
sudo usermod -aG groupname username

create a new user

1
2
3


sudo adduser username # this also create a new group `username`
# to create a new user only in an existing group, do
sudo useradd -G groupname newusername

To be updated in the future.

Happy programming. 😄

Last modified on 2023-05-28