Security Enhancement of Health Information Exchange Based on Cloud Computing System

To describe our CDA document generation and integration Open API service based on cloud computing, through which hospitals are enabled to conveniently generate CDA documents without having to purchase proprietary software. CDA document integration system integrates multiple CDA documents per patient into a single CDA document and physicians and patients can browse the clinical data in chronological order. In proposed work is providing security to the CDA document and a unique identity (id) is generated and given to the patients for avoiding the interchanging and duplication of medical reports. Every Details in CDA Document is Encrypted and stored in Database. All Details in CDA Document is secured using various of Security Algorithms.