Dennis Brown is an organizer for QuahogCon, a regional hacker conference in Rhode Island run by DC401. He was one of two people who developed the Zombie Invasion firmware for the conference badges. Dennis has presented previously about topics related to his day job, such as botnets, underground economies, and social media trending. He has presented at Toorcon 10 and 11, and is a frequent presenter at DC401 meetings.

Dennis Brown is a research engineer for Tenable Network Security. He specializes in malware analysis with a penchant for botnet research. Dennis has appeared previously at Toorcon and on the PaulDotCom security podcast, and is a frequent presenter for DC401 in Rhode Island.