: In recent years, the emergence of blockchain technology (BT) has become a novel, most disruptive, and trending
technology. The redistributed database in BT emphasizes data security and privacy. Also, the consensus mechanism makes
positive that data is secured and bonafide. Still, it raises new security issues like majority attacks and double-spending. To handle
the said problems, data analytics is required on blockchain-based secure knowledge. Analytics on these data raises the
importance of arising technology Machine Learning (ML).