title: Open Source CMS in PHP with Security facts!
body: <p>I have a experience on Joomla, Drupal, wordpress and small cms configuration. But one of my client is asking about the security level in the above cms. I never thought about the security risks and it's really very new to me. On which basis i can choose which is best CMS when considering about the security level and minimum risks? And what kind of security we can provide to the server make the application highly secured?</p>