The current Enterprise networking market has grown at an unprecedented rate--and security preparedness has not kept pace with this growth. Semi-technical in nature, this book provides a broad working knowledge of all the major security issues affecting today's Enterprise computer and networks, giving readers the tools to address opportunities in the field. Shows readers how to apply a number of techniques to the Enterprise environment for the various applications of security solutions. Covers the entire field of enterprise security, including: physical locations, computer and client/server systems, communication networks, application and operating system software, and WAN, MAN, and LAN topologies. Features detailed discussion of wiring and cabling issues, acknowledging these areas as a common point of attack across the network. Covers virtual networks and distributed networks, addressing the security issues of VPNs and e-commerce systems. Examines wireless networking security, addressing issues prevalent in the cellular, microwave, satellite, and mobile radio environment. An all-in-one reference for network managers, network administrators, security admins/managers, operations managers, and network surveillance managers.