Designing Robust Security Protocols for Securing Distributed Ledger Technologies Against Cyber Attacks
Keywords:
distributed ledger technologies, blockchain security, consensus protocols, cyber-attacks, Sybil resistance, smart contract vulnerabilities, anomaly detection, cryptographic protocolsAbstract
Distributed Ledger Technologies (DLTs) such as blockchain have emerged as transformative tools across finance, healthcare, supply chains, and governance. However, the distributed and open nature of DLTs makes them vulnerable to diverse and increasingly sophisticated cyber-attacks. This paper presents a comprehensive framework for designing robust security protocols tailored to counteract these vulnerabilities in modern DLT systems. We integrate cryptographic advances, consensus mechanism optimizations, and anomaly detection to enhance resilience. Through detailed architectural proposals, simulated attack scenarios, and protocol evaluations, we demonstrate the efficacy of these designs in mitigating Sybil attacks, double-spending, eclipse attacks, and smart contract vulnerabilities. Our findings contribute to the growing body of research aimed at securing the next generation of decentralized technologies.
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Copyright (c) 2025 Sebastian Kerstin (Author)

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