International Journal of Computer Science and Applications
Current data sharing and integration among various organizations requires a central and trusted authority to collect data from all data sources and then integrate the collected data. This paper process tends to complicate the update of data and to compromise data sources privacy and security. In this paper, the authors are going to discuss about different types data privacy preserving repository and schemes. With the repository, data sharing services can update and control the access and limit the usage of their shared data, instead of submitting or sharing the whole data to authorities may in an organization or over cloud computing.