Blockchain Security and Privacy Research Analysis: A bibliometric study

Blockchain is a distributed and undeniable digital ledger that stores transactions in a chain of high-security blocks. Blockchain solves security and privacy issues in different domains. This study aims to investigate a scientific study on blockchain security and privacy researches in Web of Science database to provide a status view of this area of research using scientometric techniques. The research community has 1226 records that have been indexed by blockchain researchers in the field of security and privacy over five years (between 2015 and 2019). In this article, the most influential countries, the network of cooperation between countries and top universities, top researchers, the most frequent keywords and cluster analysis of keywords in this field are examined. Based on the results of this study, it can be stated that security and privacy researches in the field of blockchain in ISI has been grown exponentially over the past five years, and blockchain has been mostly used to address security and privacy issues in IoT and its applications.