About the Author
Michael Cross (MCSE, MCP+I, CNA, Network+) is an Internet Specialist and Programmer with the Niagara Regional Police Service, and has also served as their Network Administrator. Norris L. Johnson, Jr. (MCSA, MCSE, MCT, CTT+, A+, Network +, CCNA) is a technology trainer and owner of a consulting company in the Seattle-Tacoma area. Debra Littlejohn Shinder is a former Police Sergeant and Police Academy Instructor, turned IT professional. She and her husband, Dr. Thomas W. Shinder, have provided network consulting services to businesses and municipalities, conducted training at colleges and technical training centers, and spoken at seminars around the country. Robert J. Shimonski (CCDP, CCNP, NNCSS, MCSE, MCP+I, Master CNE, CIP, CIBS, CWP, CIW, GSEC, GCIH, Server+, Network+, Inet+, A+) is a lead network and security engineer for Thomson Industries, Inc. Robert's specialties include network infrastructure design with the Cisco and Nortel product line, network security ! design and management with CiscoSecure and PIX Firewalls, network management and troubleshooting with CiscoWorks and Sniffer-based technologies, and systems engineering and administration with Microsoft NT/2000/XP, UNIX, Linux, Apple, and Novell Netware technologies.