In this paper, we propose a new protected EHR offering plan to information honesty certain in view of blockchain and distributed computing. Focusing on the issues of security revelation, loss of control freedoms during the time spent individual wellbeing record sharing; to accomplish protection insurance, the new plan utilizes symmetric encryption and quality based encryption procedures to accomplish protection assurance and fine-grained admittance control. Contrasting and the current plans, the new plan permits patients to appropriate trait private key for clients, subsequently numerous security issues can be stayed away from. Further, the new plan involves blockchain to oversee keys in the plan. The new plan stores the hash upsides of scrambled individual wellbeing records in blockchain, and the connected list set is put away in savvy contract, which can additionally work on the proficiency of information honesty confirmation.

Datasecurity,dataintegrity,blockchain,cloudcomputing