ServerDefender Artificial Intelligence (AI) Web application firewall is designed to provide immediate protection for Web sites and applications running on the Microsoft IIS Web server by blocking Web attacks including SQL injection, buffer overflows, cross-site scripting (XSS) and request forgery (CSRF. ServerDefender AI then goes beyond mere signature blacklisting by learning, from your Web logs or by monitoring traffic with your guidance, exactly what is legitimate traffic for your site and blocking anything else.