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16 lines
690 B
Bash
16 lines
690 B
Bash
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#!/bin/bash
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# Check that SSH login with password is disabled. Stop if it's enabled.
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if grep -q "^PasswordAuthentication yes" /etc/ssh/sshd_config \
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|| ! grep -q "^PasswordAuthentication no" /etc/ssh/sshd_config ; then
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echo "The SSH server on this machine permits password-based login."
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echo "A more secure way to log in is using a public key."
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echo ""
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echo "Add your SSH public key to $HOME/.ssh/authorized_keys, check"
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echo "check that you can log in without a password, set the option"
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echo "'PasswordAuthentication no' in /etc/ssh/sshd_config, and then"
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echo "restart the openssh via 'sudo service ssh restart'"
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exit
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fi
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