AAA (Authentication, Authorization, Accounting) describes a framework for intelligently controlling access to network resources, enforcing policies, and providing the information necessary to bill for services.AAA and Network Security for Mobile Access is an invaluable guide to the AAA concepts and framework, including its protocols Diameter and Radius. The authors give an overview of established and emerging standards for the provision of secure network access for mobile users while providing the basic design concepts and motivations.AAA and Network Security for Mobile Access:Covers trust, i.e., authentication and security key management for fixed and mobile users, and various approaches to trust establishment.Discusses public key infrastructures an...