====== Ubuntu - SSH - Disable SSH root login ======

Disabling SSH root login enhances security.

Edit the **/etc/ssh/sshd_config** file, find the line **PermitRootLogin** and set it to **no**.

Then, restart the SSH service to apply the changes.

----

Edit the **/etc/ssh/sshd_config** file:

<file bash /etc/ssh/sshd_config>
PermitRootLogin no
</file>

----

===== Restart sshd =====

<code bash>
sudo systemctl restart ssh

or

sudo /etc/init.d/ssh restart
</code>