If Internet security is an important part of your job responsibility, this first-of-its-kind book is essential reading. It presents detailed coverage of multicast security from the leading developer of the standards. This unique resource discusses the security issues related to IP multicast networks, protocols and other group communications technologies. New algorithms and protocols for multi-party secure communication are provided for easy reference. The book looks at the security issues and solutions under three broad categories ? data authentication, key management, and policies.