Making your Drupal web server secure, step by step
In the previous article, we covered How to stay out of SPAM folder? and today we will learn how to secure our Drupal web server.
Setting up Firewall
So, we have Debian OS powering our Drupal web server, and we need to make it secure, adjust everything so as to minimize all risks. First of, we want to configure the firewall. Basic stuff. Our "weapon of choice" here is IPTables.