A. Skarmeta

Real-Time Cyber Situational Awareness for 6G Networks Leveraging Spatial Metrics

The dynamic and heterogeneous nature of 6G networks demands continuous, real-time cyber situational awareness (CSA) to support cognitive security operations such as behavior analysis, threat hunting, and adaptive defense. Traditional CSA frameworks like CRUSOE capture structural and mission-level data but cannot proces...

5G-Shark: A Network Security Auditor for 5G Subscriber Privacy and Unauthenticated Signalling Resilience

5G-Shark is presented, a security assessment tool and methodology that turns a legitimate mobility procedure against the subscriber, and empirical evidence that in several commercial deployments, temporary identifiers are re-allocated in near-sequential steps that keep successive values linkable, a weakness that enable...

Automatic, Verifiable and Optimized Policy-based Security Enforcement for SDN-aware IoT networks