This book presents a comprehensive survey of contemporary multimedia encryption and watermarking techniques, which enable a secure exchange of multimedia intellectual property. The first part of the book introduces Digital Rights Management (DRM) concepts and models for multimedia content protection, and presents the key players. Part II provides an overview of modern cryptography, and focuses on modern image, video, speech, and audio encryption techniques. It also presents an advanced concept of visual and audio sharing techniques. Part III introduces the concept of watermarking for multimedia, classifies watermarking applications, and evaluates various multimedia watermarking concepts and techniques. Digital watermarking techniques for binary images are described as well.