About the Authors Lead Author Carl Timm is the Regional Director of Security for Savvis Communications. As Regional Director of Security, Mr. Timm is responsible for assisting companies with creating and implementing robust security programs. Mr. Timm has worked in the Information Security area for over 16 years providing security and IT governance consulting services for Fortune 500 companies. Mr. Timm is also an industry- recognized author, having written several books on the topics of security and networking. Mr. Timm holds multiple industry certifications including the CCIE, CISSP, and PMP. Contributing Author Richard Perez (CISSP#121490, CCNP, MCSE, SCSA, CCSE, CNE-3, ITIL) is a senior security, risk and architecture practice manager for Savvis, Inc. He currently provides strategic and technical consulting to clients in the Midwestern United States. His specialties include network and system security, enterprise architecture, business continuity, and disaster recovery. Richard holds a Bachelor's degree in Computer Science, a Master's degree in Information Technology, and is presently completing his Doctorate in Computer Science. He is a member of the Association for Computing Machinery (ACM), (ISC) 2 ,