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Publication

Subnetworks Under Attack: A Comprehensive Look at Security Risks in Future 6G Networks

Marc Hafner; Tobias Jung; Sachinkumar B. Mallikarjun; Ítalo Brasileiro; Abdullah Ahmad; Vedhas Pandit; Christian Zenger; Norman Franchi; Hans Dieter Schotten; Admela Jukan
In: 2025 14th International ITG Conference on Systems, Communications and Coding. Systems, Communications and Coding (SCC-2025), March 10-13, Karlsruhe, Germany, IEEE, 2025.

Abstract

Future 6G architectures are expected to evolve towards autonomous network entities that facilitate use-casecentric services, thus forming dynamic subnetworks within a singular large 6G network. Although this evolution enables breakthrough applications in autonomous vehicles, public safety, and immersive virtual reality, it introduces novel security challenges that require systematic analysis and mitigation strategies. This study employs the STRIDE methodology to examine security vulnerabilities in public safety 6G subnetworks and proposes practical countermeasures to enhance network resilience. Our analysis also identifies critical security requirements for maintaining network integrity across interconnected subnetworks. The findings of this study are expected to contribute to the ongoing development of secure 6G network architectures, providing novel directions for future research in distributed network security.