A Study on Data Sharing Using Blockchain System and Its Challenges and Applications

Blockchain since 2009 has been gaining more popularity in various fields to use in numerous applications to overcome the security issues such as privacy, transparency, and mutability of data in the process of data sharing. Process of data sharing has many addressed and unaddressed challenges such as information encryption and decryption, data authentication, storage security, latency time, transfer speed of data, detecting malicious nodes, prevent the computer system from attacks, trust in the sharing process. In this chapter, the authors have reviewed the data sharing paper based on blockchain technology and presented the analysis of various techniques used in the information sharing process. The comprehensive analysis is categorizing in the following areas like incentive mechanism-based work, IoT-based data sharing, healthcare data sharing, and internet of vehicle data sharing using blockchain.