The Technology of Video and Audio Streaming, 2nd Edition

14Rights management

Introduction

The Internet is a public network and open to all. Owners of content who want to distribute over the Internet may want to restrict access to their intellectual property. It may be confidential corporate information, or it could be entertainment media sold through an e-commerce site. Unfortunately, content with value is also of interest to unauthorized users. It could be the piracy of digital entertainment: music, movies, or games. Some Internet piracy is in the domain of the lone hacker, who treats unauthorized access as a challenge. A bigger problem is piracy for commercial gain. Therefore, digital assets have to be wrapped securely to prevent access to all but authorized users that have been properly authenticated. ...