A Survey on Some Security Limitations in Blockchain

Abstract

Blockchain is considered as one of the predominant technologies in the world, since its inception .It has not only impacted the financial market in the world but it has affected all the domains in the world including healthcare, supply chain, agriculture, governance, smart systems, personal identity etc. It is playing a very important role because of its unique features like security, scalability, and immutability. Even though it has a lot of advantages it suffers due to some security limitations in blockchain in real-time. So we are going to address some of the challenges faced in blockchain.