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Secure Sharing of Personal Health Records using Multi Authority Attribute based Encryption in Cloud Computing
International Journal of Scientific Research
Personal health record (PHR) is often seen as a patient-centric model of health information exchange. However there has been privacy concerns when information is outsourced to be stored at a third party. Also when patient is given full control of his own PHR, he proves to be inefficient in maintaining the information. Yet, issues such as risks of privacy exposure, Scalability in key management, flexible access and efficient user revocation, have remained the most important challenges towarddoi:10.15373/22778179/oct2013/53 fatcat:k6fru3ljsngohna7eoviccgm6u