Tom Liston is a senior analyst for the Washington, D.C.-based network security consulting firm, InGuardians, Inc. He is the author of the first network tarpit, the open source LaBrea. 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 with developing security issues and authors a series of articles under the title “Follow the Bouncing Malware.”