Adrian Crenshaw has worked in the IT industry for the last seventeen years. He runs the information security website Irongeek.com, which specializes in videos and articles that illustrate how to use various pen-testing and security tools. He did the cert chase for awhile (MCSE NT 4, CNE, A+, Network+. i-Net+) but stopped once he had to start paying for the tests himself. He holds a Master of Science in Security Informatics, works for TrustedSec as a Senior Security Consultant and is one of the co-founders of Derbycon. Twitter: @irongeek_adc
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