Tom Liston is a senior analyst for the Washington, D.C.-based network security consulting firm, Intelguardians Network Intelligence, LLC. Washington DC ( formally the District of Columbia and commonly referred to as Washington, the District, or simply D He is the author of the first network tarpit, the open source LaBrea. A tarpit (also known as Teergrube, the German word for tarpit is a service on a Computer system (usually a server) that delays incoming connections for Open source is a development methodology which offers practical accessibility to a product's source (goods and knowledge He was a finalist for eWeek and PC Magazine’s "Innovations In Infrastructure" (i3) award in 2002 for LaBrea. He is one of the handlers at the SANS Institute’s Internet Storm Center, where he deals daily with developing security issues and authors a popular series of articles under the title “Follow the Bouncing Malware. The Internet Storm Center (ISC is a program of the SANS Institute which monitors the level of malicious activity on the Internet, particularly with regards to Malware, a Portmanteau word from the words '''mal'''icious and soft'''ware''', is software designed to infiltrate or damage a computer system without ” Liston is also, with Ed Skoudis, co-author of the second edition of the best-selling network security book "Counter Hack Reloaded. " He has four beautiful daughters, Mary, Maggie, Erin, and Victorica. He lives in the teeming metropolis of Johnsburg IL. Johnsburg is a village in McHenry County, Illinois, United States.