10 straightforward but proven ways to harden your LAMP servers

Over the years I have had to harden a great number of LAMP boxes, I have found some methods work for better than others. I will now share with you all my favorite 10 along with methods to implement them on Debian/Ubuntu.

10. Lock SSH access right down. I do this by disabling root logins, disabling password authentication and using denyhosts.

To disable root logins do this: vi /etc/ssh/sshd_config and look for the following line: PermitRootLogin yes and change it thus: PermitRootLogin no

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