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# Since this is a critical file, back it up first.
sudo cp /etc/ssh/sshd_config /etc/ssh/sshd_config.2011-02-12.v0.0.tinpham_about_to_disable_password_auth.bck
# Load the file in your favourite editor.
sudo vi /etc/ssh/sshd_config |
Adjust the following,
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# Change to no to disable tunnelled clear text passwords
#PasswordAuthentication yes
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Remove the comment and change to no. It should look like this,
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# Change to no to disable tunnelled clear text passwords
PasswordAuthentication no |
Finally restart ssh for the change to take effect,
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sudo /etc/init.d/ssh reload
* Reloading OpenBSD Secure Shell server's configuration sshd
...done.
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