Linux users, Rights management

Useradd account name-M add account

SU account name switch account

sudo passwd account name change password

WhoAmI Current User

SSH user name @ip address remote control

CAT/ETC/PASSWD to see if the creation was successful

Who is currently logged in

sudo userdel account name does not delete home directory

sudo userdel account name-R-Delete home directory

Su-Account Cut home directory

Sudo-s switch to Super admin Ubuntu specific

sudo groupadd name creation Group

Groupdel Deleting a group

Groupmod knocking Tab Health

sudo usermod-a-g sudo name

Chown Username file name modify file owner

CHGRP group name file name files reorganization

Linux users, Rights management