International Journal of Advanced Research in Computer Science & Technology (IJARCST)
While OSNs allow users to restrict access to shared data, they currently do not provide any mechanism to enforce privacy concerns over data associated with multiple users. There is an enormous growth in Online Social Networks (OSNs) in recent years and become a de facto portal for hundreds of millions of Internet users. The way OSNs provide the simplest, entertaining and advanced way to share an information, it also raise a number of security and privacy issues. That is, the path of sharing information is not accurate always, it mostly corresponds to an approximately privileged recipients.