Rethinking Blockchain Technologies for the Maritime Industry: An Overview of the Current Landscape

This survey aims to provide an up-to-date and succinct yet informative overview of the blockchain technologies for the maritime industry. We synthesize the recent advancements in blockchain development and its adoption across maritime sectors, highlighting the key blockchain use cases, including promoting maritime sustainability and optimizing maritime supply chain management through improved traceability, advancing smart shipping with automated processes and fostering collaboration among stakeholders by enhancing transparency. Through an analysis of current implementations, pilot projects, and case studies, we especially focus on identifying the challenges and barriers, reasoning on the status quo, and the opportunities and future perspectives for blockchain in maritime.