Abstract: Although, many safeguards and security policies have been proposed for Electronic Health Record (EHR), the need of privacy and security for EHR systems persists. This study presents the literature review and features of frequently adopted security policies for EHR systems. In this study, the literature of security techniques and methods adopted for EHR systems have been collected until 2016 and then techniques were analyzed to identify best security method for maintaining nation health records. This survey highlights the features that are essential for security policies of EHR systems and it also presents the technical features and mandate access control methods through proper cryptography architectures for the nation health record and Health Information Exchange (HIE) among the nations.