Konstantinos is a trained mathematician and information security professional who moved to academia to conduct experimental research on behavioural aspects of security. His work utilises behavioural economics and psychology to examine security behaviours in various contexts, including perceptions of risk, types of 'rationality', decision-making, and cybercrime. He supervises a team of PhD studentss on different aspects of security behaviours, training, and culture.

Konstantinos is the Director of the Distance Learning (DL) MSc programme in Information Security and has been teaching the courses: Human Aspects of Information Security and Privacy and Cybercrime for several years.

He is a Program Committee Member for the European Network Intelligence Conference, the Workshop on Applications of Social Network Analysis, the International School and Conference on Network Science and the International Conference on Signal Image Technology & Internet Based Systems. Konstantinos is a founding member of the interdisciplinary research group HIVE and a Directore of the International Cyber Security Centre of Excellence (INCS-CoE).