Survey of Distributed Ledger Technology (DLT) for Secure and Scalable Computing

Distributed Ledger Technology (DLT), encompassing blockchain and similar decentralized systems, is revolutionizing secure and scalable computing. This paper comprehensively surveys DLT, highlighting its core principles, cloud integration and enhanced data security/scalability. It examines various DLT systems, advanced consensus mechanisms and Layer 2 solutions to address scalability. It explores DLT's innovative use cases in finance, healthcare, supply chains and IoT, emphasizing advantages and challenges. It also delves into DLT's regulatory landscape, addressing compliance, data privacy and governance, while assessing the potential for regulatory clarity and international cooperation. The paper aims to guide researchers and practitioners navigating DLT's evolving landscape, underscoring its transformative potential for secure and scalable computing in the digital age.