Basically, PDF Security OwnerGuard is a fully automated and serial based licensing system which is best for protecting PDF documents and data. The Licensing and Protection Licensing Application Programming Interface (API) helps in customization and the fully integration. Plus the presences of the Independent licenses or the Support Machine Dependent are used to lock up the DRM Protected PDF data of specific PC. You can create multiple project management and creations to create groups for the protected PDF documents. There is a hierarchical reselling licensing system which can ease the licensing distribution. It even has built in support for integrating the Group Policy and Windows Active Directory.