Professor Hartenstein is a director of the Steinbuch Centre for Computing (SCC) and head of the research group “Decentralized Systems and Network Services Research Group” (Institute for Telematics and SCC). He is a member of the scientific board of directors at the Leibniz Zentrum für Informatik, Schloss Dagstuhl and a member of the DFN e.V.’s Committee on Law and Security. At the SCC, he is responsible for “Service Development and Integration” and “IT-Service and IT-Security Management”. His research interests include information security, mobile and virtual networks, network simulation and IT-management.