Securing Watermarked-Relational Data by Using Encryption and Decryption

Ownership rights on outsourced relational database are very crucial issue in today's internet environment and in many content distribution applications, because the rapid growth of the internet and related technologies offered an unprecedented ability to access and redistribute digital content. In earlier, existing systems the relational data will be watermarked and directly send to the client system, in these systems while sending relational data from server to client attacker easily copy the data and create same copy of relational data.