Jason Stefanatos is a senior Research Engineer in DNV GL R&D and Advisory department in Piraeus Greece. He holds a degree in Naval Architecture and Marine Engineering from the National Technical University of Athens and his field of expertise includes digital services, Cyber Security, machinery systems and fleet performance assessment, design and operation optimisation, hybrid-electric propulsion systems, and energy efficiency. He has 13 scientific and industrial publications. The past 2 years has been actively involved in many digitalization projects of DNV GL both (research and applications). Currently he is regional responsible for the following lines of services: Cyber Security, Environmental compliance (EU MRV, IMO DCS, CAP 2020, Scrubbers), Performance (performance needs mapping, Vendors selection advise, ECO Insight, energy efficiency).