Zend Guard enables the protection and mass distribution of commercial PHP applications. Zend Guard provides independent software vendors and IT managers with the ability to safely distribute and manage the deployment of their PHP applications while protecting their source code. Zend Guard is comprised of two key components, Zend Guard's encoder and Zend Guard's license manager. Product Benefits: Enables the protection and mass distribution of commercial PHP applications, Increases IP protection (against copyright infringement and reverse engineering) by distributing applications without revealing source code, Provides IT Managers with a solution that prohibits modification of their internal PHP application source code so they can effectively support them, Allows ISVs to impose a variety of licensing policies on commercial PHP applications, Vendors can increase their revenue by choosing from a variety of licensing models such as concurrent users, time limited, segment of network, or server specific