Network and System Security provides focused coverage of network and system security technologies. Explores practical solutions to a wide range of network and systems security issues. Chapters are authored by leading experts in the field and address the immediate and long term challenges in the authors’ respective areas of expertise. Coverage includes building a secure organization; cryptography; system intrusion; UNIX and Linux security; Internet security, intranet security; LAN security; wireless network security; cellular network security, RFID security, and more.