How can I disable SSH login for a root user? (I am the account owner)
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You can disable root SSH login by editing
/etc/ssh/sshd_config
, settingPermitRootLogin
tono
, and then restarting ssh:Hello there,
By default on new Ubuntu servers, the
PermitRootLogin
is set toyes
. So you can search only forPermitRootLogin
in thesshd_config
.To disable root login you have to change this line:
To:
However keep in mind that by default, on Ubuntu, password authentication is already set to
no
:Once you make a change to the
sshd_conf
file you need to also restart the SSH service:Hope that this helps!
Allow only certain users to ssh