Defense Against 51% Attacks
A two-layer blockchain defense combining early detection of mining-pool concentration with checkpoint-based mitigation of deep chain reorganizations.
BlockchainSimulationProjects
Current research directions
Collaborative Cyberattack Detection
Exploring Spotted Hyena Optimization for detecting coordinated and zombie-driven cyberattacks.
Intrusion detectionOptimizationSecure AI and Digital Sovereignty
Examining security, governance and sovereignty challenges arising from collaborative and agentic AI systems.
AI securityGovernanceLightweight Cryptographic Systems
Design and evaluation of cryptographic mechanisms for constrained, distributed and privacy-sensitive environments.
CryptographyIoT