Maria Papaioannou is a Postdoctoral Researcher at DTU Compute, Technical University of Denmark. She received her PhD in Engineering from the University of Greenwich, UK, in 2024, and holds a Diploma in Electrical and Computer Engineering and an MSc in Biomedical Engineering from the University of Patras, Greece. Her research focuses on cybersecurity and privacy for cyber-physical and software-defined systems, AI-driven security mechanisms, anomaly detection, user authentication, and usable security. She has participated in several European and national research projects, including SECREDAS, Moore4Medical, and 5G-MOBILIZADOR, and has authored more than 30 journal and conference publications. She is actively involved in research community service, serving on the Program/Technical Program Committees of conferences including ESORICS 2026, ICT 2026, IFIP Networking 2026, IFIP SEC 2025, IEEE CAMAD, and IEEE MeditCom, as well as acting as a reviewer for international conferences and journals. She also served as Session Chair for the IS6G-PHYSEC Workshop at IEEE GLOBECOM 2023. In addition, she has experience organizing international educational and collaborative activities under the Erasmus+ programme.