This is a complete networking professional's guide to providing end-to-end Internet security where it matters most: at the packet level. World-recognized networking consultant Uyless Black covers every essential Internet security protocol, and virtually every IP application, including data, voice, multicast, and video. Black begins by reviewing the key security risks associated with the Internet and Internet applications, including risks to privacy, secrecy, and confidentiality; risks to the integrity of information and accurate authentication; and the need for access control and non-repudiation of transactions. Understand the role of firewalls and security policies and procedures; then review each key Internet security protocol. Black covers dial-in authentication including RADIUS and DIAMETER; VPN IPSec security; the Internet Key Distribution, Certification, and Management system (ISAKMP); Internet Key Exchange; and more. The book includes detailed coverage of security in mobile networks, and explains how Diffserv can be used to establish different levels of security for different types of traffic. For all experienced networking and communications professionals.

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UYLESS BLACK is a widely known and respected consultant and lecturer on computer networks and data communications. He is author of all the books in his Prentice Hall Series in Advanced Communications Technologies, including Voice Over IP, Residential Broadband Networking, ATM: Foundation for Broadband Networks, and Advanced Internet Technologies. He resides in the Shenandoah Valley of Virginia.

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