Filled with sample application scenarios and algorithms, this book provides in-depth examination of areas of current and future technologies including encryption, authentication, copy control, tagging, tracing, conditional access and identification media. * Discusses state-of-the-art multimedia authentication and fingerprinting techniques * Presents several practical methodologies from industry, including broadcast encryption, digital media forensics and 3D mesh watermarking * Focus on security requirements in a multimedia applications found on computer networks, mobile phones and mobile computing devices appear