Medicinal services information is progressively being digitized today and the information gathered today rolling in from all present day gadgets, has achieved a noteworthy volume everywhere throughout the world. In the US, UK and other European nations, medicinal services information needs to be secured and Patient Health Records (PHR) should be ensured with the goal that re-recognizable proof of patients is impossible from fundamental data. Protection of human services is an essential viewpoint administered by Healthcare Acts (e.g. HIPAA) and henceforth the information should be secured from falling into the wrong hands or from being ruptured by malevolent insiders. It is critical to secure existing medicinal services enormous information conditions due to expanding dangers of breaks and holes from private information also, expanded appropriation of cloud advancements. In this paper the current human services security situation in enormous information conditions has been compressed alongside challenges confronted and security issues that need consideration. Some current methodologies have been portrayed to show present and standard headings to comprehending the issues. Since medicinal services administration in the US has a solid concentrate on security and protection rather than different nations on this day, the paper concentrates on Acts and security hones in the US setting.

Keywords : Health Care, Big Data, Big Data Security, Big Data Privacy.