Data integrity issues and challenges in next generation non-relational document-oriented database outsourced in public cloud

Database as a Service provides high availability and scalability in cloud but users do not physically control over their data, therefore, data integrity is serious concerned. Authenticity of data and its verification is one of major risk in next generation document-oriented databases. It is possible that malicious insider and outsider can change and compromise the data. Asystem is proposed in whichcloud environment secure storage and access semi-structured data for non-relational document-oriented database. The proposed system effectively provides data integrity for sensitive and confidential fields and verification of data whether it has been altered or not in outsource database in the public domain