Digital Rights Management

Online digital contents distribution environment lead to the need for a system to protect digital intellectual property. Digital Rights Management (DRM) is the system built to protect and control distribution and use of those digital contents.The present paper is a review of the current state of DRM, focusing on architectural design, security technologies,and important DRM deployments. Followed by various technical measures employed by DRM systems are discussed. These technical measures include variety of methods including execution techniques, encryption and other techniques. We also present DRM ecosystem as providing a better understanding of what is currently happening to content rights Management from a technological point of view. we will point out the issues within this technology and proposed efforts to solve those issues and the basic functions and processes of the DRM solutions are identified

کلیدواژه ها:

Digital Rights Management ، intellectual property rights ، DRM information model and architecture