Ralph Holz

Professor Ralph Holz is a leading researcher in computer networks and security at the University of Münster, with a part-time affiliation at the University of Twente. His work focuses on empirical analysis of internet security technologies, policy implications, and interdisciplinary collaboration.

• PhD: Technical University of Munich
• Undergraduate/Postgraduate: Eberhard Karls University, Tübingen

Research interests span global-scale internet measurement, security technology evaluation, and policy-driven cybersecurity solutions, with recent publications on LDAP vulnerabilities, TLS 1.3 deployment, and BGP hijacking.

Teaching includes Empirical Security Analysis (MSc), Operating Systems (BSc), and seminars on internet measurement tools. Collaborations involve institutions across Germany, Netherlands, and Australia.

Current team:

• PhD students: Gerrit Seifert, Nils Kempen, Gustavo Luvizotto, Bulut Ulukapi, Shyam Krishna Khadka, Matteo Liberato, Sousan Tarahomi, Niousha Nazemi
• Administrative support: Clara Wigger

Contact: ralph.holz@uni-muenster.de | Einsteinstr. 62, Münster, Germany