Halberd discovers HTTP load balancers and it is useful for web application security auditing and for load balancer configuration testing. To cope with heavy traffic loads, web site administrators often install load balancer devices. These machines hide (possibly) many real web servers behind a virtual IP. They receive HTTP requests and redirect them to the real web servers in order to share the traffic between them.Halberd is an easy to use tool aimed at discovering real servers behind virtual IPs.Halberd has been successfully built and tested under Mac OS X, GNU/Linux, and Windows 2000.Requirements: