• Ms. Snehal Salunke
• Dr. B. L. Gunjal

The broad acknowledgment of cloud based services in the healthcare sector has brought about practical and helpful trade of Personal Health Records (PHRs) among a few taking part elements of the e-Health systems. Nevertheless, putting away the secret health data to cloud servers is susceptible to revelation or theft and requires the improvement of approaches that guarantee the protection of the PHRs. There may be privacy problems if disclosed to 3rd party servers and uncertified users. The protection mechanism is to safeguard the private info from property right access. Users within the planned system square measure outlined in Access management List Module wherever, differing types of access granted to numerous users. The forward and backward access management is additionally enforced within the planned theme. The methodology use El-Gamal coding and proxy re-encryption to make sure the PHR confidentiality. Experimental results and performance ends up in the planned system establish that the planned theme is economical in terms of security and privacy. Setup and re-Encryption Server (SRS) semi- trustworthy server is employed for putting in user’s public and personal key pairs.

Personal Health Records, Setup and re-encryption Server, Access management List, re-encryption

"Secure Mechanism for Sharing Patients Medical Information using Cloud", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.6, Issue 6, page no.133-140, June-2019, Available :http://www.jetir.org/papers/JETIR1906B18.pdf

"Secure Mechanism for Sharing Patients Medical Information using Cloud", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.6, Issue 6, page no. pp133-140, June-2019, Available at : http://www.jetir.org/papers/JETIR1906B18.pdf