By Prashant Phatak

The author has over 18 years of experience in the field of IT hardware, networking, Web technologies and IT security. Prashant is MCSE and MCDBA certified and is also a F5 load balancer expert. In the IT security world, he is an ethical hacker and a Net-forensic specialist. Prashant runs his own firm called Valency Networks in India ( www.valencynetworks.com), which provides consultancy in IT security design, security audits, infrastructure technology and business process management. He can be reached at prashant@valencynetworks.com.