Big-Crypto: Big Data, Blockchain and Cryptocurrency

Cryptocurrency has been a trending topic over the past decade, pooling tremendous technological power and attracting investments valued over trillions of dollars on a global scale. The cryptocurrency technology and its network have been endowed with many superior features due to its unique architecture, which also determined its worldwide efficiency, applicability and data-intensive characteristics. This paper introduces and summarises the interactions between two significantconceptsinthedigitalizedworld,i.e.,cryptocurrencyandBigData. Bothsubjectsareatthe forefront of technological research, and this paper focuses on their convergence and comprehensively reviews the very recent applications and developments after 2016. Accordingly, we aim to present a systematic review of the interactions between Big Data and cryptocurrency and serve as the one-stop reference directory for researchers with regard to identifying research gaps and directing future explorations.