“…The requirements to protect data, to secure private information existence at the similar time to ensure data quality, whether data sets are small or big. [5,6] In this research paper, we have emphasized two key big data scenarios namely IoT and social networks. We would like to point out that talking the nowadays and tomorrow tasks in data safety and secrecy involve multidisciplinary research from various different areas, as well as political sciences, engineering, psychology, information systems, computer science, economics, social sciences, statistics.…”