About the Author

Jonathan Hassell is an author, consultant, and speaker on a variety of IT topics. His published works include RADIUS, Hardening Windows, Using Microsoft Windows Small Business Server 2003, and Learning Windows Server 2003. His work appears regularly in such periodicals as Windows IT Pro, PC Pro, and TechNet Magazine. Jonathan also speaks worldwide on topics ranging from networking and security to Windows administration. He is currently an editor for Apress, which specializes in books for programmers and IT professionals.

Tony Campbell is a veteran Microsoft consultant (MCP) specializing in the architecture and design of secure Microsoft-centric business solutions. He also has vast experience in many other industry niches such as networking, collaboration, security, business logic, and disaster recovery and resilience. Tony has been involved with all sizes of business, from the very small to the very large, and has successfully delivered secure, reliable, robust solutions to over 150,000 clients in his 18 years in the business. Tony started his career back in the 1980s as a "green screen" mainframe programmer for the British Meteorological Office, finally arriving after a long journey in his current role as a self-employed IT consultant for over a dozen full-time customers.

Tony is a regular contributor to a number of IT journals distributed across the globe, and has been involved in the production of software manuals, user guides, white papers, hardware manuals, and training courses. His love of writing has led to publication of some fiction by a number of small presses as well as by a few more obscure magazines.