In the final part of the series, I am going to show a few practical tips and tricks for protecting your WordPress blog. We have seen earlier how a simple XSS vulnerability can lead to the total compromise of the hosting environment. We not only managed to deploy a backdoor, dump all data from the databases and retrieve each file from the hosting server, but also used the hacked server as a gateway for further attacks. Recommended The Old and Boring Mantra … which is patching, patching and patching. The latest WordPress release could have prevented the exploitation of the bug, and we would have not been able to elevate our privileges on Ubuntu. So patch WordPress/Drupal/Joomla/etc. along with their plugins and themes regularly. Besides, do not forget to apply the latest updates to the OS. Two Is Better Than One Two-factor authentication is a good idea in many situations. Generally it prevents malicious people from logging in with stolen passwords. Duo Security has a nice WordPress plugin that provides an additional layer of security for the admin dashboard. Even if the attacker steals the password of the admin user, he or she cannot log in without your mobile phone linked to Duo. The
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