Security of the Drupal site. Basic concepts + Video from Acquia How to Secure Drupal Sites That Cannot Fail

Difficulty level: 

Some aspects of network security for developers and website owners. Also video testimonials how to make a Drupal website safe (for a detailed discussion of methods).
The sites are of interest not only for their owners and visitors, but also for hackers who may have their own thoughts about why they need to hack sites. Drupal is one of the reliable systems of free engines in PHP. Vulnerabilities that may affect the performance of your website (if will be discovered by hackers and used, exploited) are in the following locations: