Comparative Study of Permissioned Blockchain Platform for Interoperability and Access Control of Electronic Health Record

Healthcare is one of the promising domains, where Blockchain technology can be used. As healthcare data contains personal and sensitive information of individuals, security to healthcare data has prime importance. Healthcare data breaches not only affect financial loss to medical institutions but also disturb the health of patients. The use of Blockchain technology can help to overcome this problem by providing security, efficiency, and authenticity to transactions. One of the major challenges that medical institutions are attempting is to select suitable and standard Blockchain platform to make secure and transparent transactions among various stakeholders. This paper presents comparison of existing permissioned Blockchain platform based on various parameter