Cyber Network Defence – DarkMatter Joseph Hesse is a Penetration Tester within DarkMatter's Cyber Network Defence team. He specialises in red teaming and penetration testing focusing on physical security, RF and hardware exploitation, and social engineering. Joseph graduated from the University of Nebraska at Omaha with a Bachelor's degree in Political Science and International Studies with a focus on International Politics and Global Strategic Studies. He has worked for American information security firms such as Infogressive and Coalfire Labs, garnering him over five years professional experience. His experience with penetration testing and red teaming has taken him throughout the world. Joseph has obtained certifications such as the OSCP, GXPN, and OSCE.