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How To Add and Delete Users on a CentOS 7 Server
Adding Users
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adduser username // add user passwd username // set or change a passwdGranting Sudo Privileges to a User
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gpasswd -a username wheel -
Managing Users with Sudo Privileges
users in the wheel group
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sudo lid -g wheel
Delete a User
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userdel username userdel -r username -
Check Disk Usage
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df -h
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Check Users
all users
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sudo cat /etc/passwdgroups
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groupsall groups a user belong to
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groups freyzoucheck a user’s info
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id freyzouusers in a group
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sudo grep 'freyzou' /etc/group
where-are-the-passwords-of-the-users-located-in-linux?
/etc/shadow
[Command to change the default home directory of a user closed]
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# -d (abbreviation for --home) will change the user's home directory.
# -m (abbreviation for --move-home) will move the content from the user's current directory to the new directory.
usermod -d /newhome/username username
usermod -m -d /newhome/username username