Digital Rights Management: A New Trend or a Necessity

This chapter highlights the need for using copyright protection tools in our digital transactions. The main tools of copyright protection, such as cryptography, data hiding, and watermarking, along with the security framework where these tools can be used is also presented. However, all these tools and methods can be used only inside a specific technological and legal framework. This gap between technology and traditional human activities is bridged by developing the Digital Rights Management systems which is presented as a necessary mechanism to provide integrated e-services over the Internet. The legal framework and the current activities of organizations as WIPO (World Intellectual Property Rights Organization) is also provided in this chapter with the existing DRM technologies and the future research directions in this field.