Ambassador is an honorary title for a former staff member of the Centre, who is an internationally acknowledged expert in cyber defence related field and is invited to continue an affiliation with the Centre.
Ms Areng assumed the duties of Head of International Relations at Estonian Information System’s Authority in March 2014. Prior to that, she coordinated NATO CCD COE's international affairs. Between 1999 and 2012, Liina Areng held different positions in Estonian Ministry of Defence, including Cybersecurity Adviser and Assistant Defence Counsellor at the Permanent Representation of Estonia to NATO. She has studied at St. Petersburg University in Russia and Oslo University in Norway, graduated the University of Tartu in political science in 1999 and holds a Master’s Degree in peace and conflict studies from the University of Jaume I in Spain. She has also worked as a research fellow in NATO Defence College.
Major Christian Czosseck
Major Czosseck has been with the German Army for more than 15 years. After his initial time as a cadet and later a platoon commander in the NBC branch, he became IT professional and for the last 9 years was holding different information assurance and IT management positions. Following his 4-years turn (2008-2012) as scientist to the Centre, he is now serving at the CERT of the German Armed Forces (CERT Bundeswehr) and currently holds the position of Head Cyber Defence Laboratory.
Major Czosseck holds a Ph.D. in Management from the Estonian Business School (Tallinn) and is a distinguished graduate in Computer Science from the military university in Munich. His current research focus is on cyber security and cyber weapons with a particular focus on the role of botnets. He has edited numerous conference proceedings and frequently serves as a programme committee member for cyber-related conferences.
Dr Kenneth Geers
Kenneth Geers (PhD, CISSP) is a COMODO Senior Research Scientist based in Toronto, Canada. In addition to being a NATO Cooperative Cyber Defence Centre of Excellence (NATO CCD COE) Ambassador, Dr. Geers is a Non-Resident Senior Fellow at Atlantic Council, an Affiliate with the Digital Society Institute-Berlin, and a Visiting Professor at Taras Shevchenko National University of Kyiv in Ukraine. Kenneth spent 20 years in the U.S. Government, with time in the U.S. Army, at NSA, NCIS, and NATO, and was a Senior Global Threat Analyst at FireEye. He is the author “Strategic Cyber Security”, editor of “Cyber War in Perspective: Russian Aggression against Ukraine”, editor of “The Virtual Battlefield: Perspectives on Cyber Warfare”, technical expert to the Tallinn Manual, and author of 20+ articles and chapters on cyber security. Follow him on Twitter @KennethGeers.
Captain Markus Maybaum
Markus Maybaum is a German Air Force officer with more than 20 years of professional experience in the field of IT and IT security. He worked in several different national and international management, leadership and expert positions focusing on information technology, software engineering, cyber security and arms control. Currently, Markus is heading the international relations office for cyber security at the German military IT Service Centre and he is working for Fraunhofer FKIE’s Cyber Analysis & Defense department as a researcher in the field of cyber arms control and trusted architectures.
Before his current assignments, Markus was assigned to NATO CCD COE’s Technology Branch as a researcher where he managed CyCon’s Technical Track. He was also the course director of the Centre’s Botnet Mitigation Training and the Malware & Exploitation course. Markus is still actively contributing to the mission of the Centre as a NATO CCD COE ambassador. Besides a diploma in business administration from the German Air Force College, Markus holds a master’s degree in informatics from the German Open University of Hagen specialising in IT security and he is currently pursuing a PhD in information technology with a focus on technical aspects of arms control in cyberspace at Fraunhofer FKIE and the University of Bonn, Germany.
Dr Rain Ottis
From 2008 to 2012 Dr Rain Ottis served as a scientist at the Centre, where he worked on strategic analysis and concept development in the context of national and international cyber security. He has profoundly contributed to the Centre's technical exercises and annual conferences, and was among the co-authors of the Tallinn Manual.
Prior to his assignment at the Centre, he served as a communications officer in the Estonian Defence Forces, focusing primarily on cyber defence training and awareness. In addition to his current assignment, he is teaching cyber security in University of Jyväskylä, Finland. He is a graduate of the United States Military Academy (BS, Computer Science) and Tallinn University of Technology (PhD, Computer Science; MSc, Informatics). His research interests include cyber conflict, national cyber security, politically motivated cyber attacks and the role of volunteers in cyber security.