A Survey of Blockchain Applications, Challenges and Opportunities

Abstract

Blockchain have a variety of advantages like decentralization in distributed network. There are large variety of applications in block chain it includes financial services, healthcare management, Internet of Things(IoT), Smart Contracts Block chain Music, Food Safety and  Insurance Companies. A number of research papers deals on this opportunities that Blockchain involves in various public domains. In this paper explains the comparative study of the Blockchain applications, Blockchain architecture, types of mechanism and the challenges of Blockchain it includes privacy, technical problems. In addition, this paper also justifies the longer term opportunity of Blockchain technology.