With information technology. We’ve gone from a world that was private by defaults to a world that is public by defaults in a predictable. Worlds are lies. We’re private by defaults by the fact that most of our communications. We’re not mediated by tools of mass communications, that our conversations bounded by the physical location and thus it took extra resources and epitaph to publish public way. Now it takes extra effort to make things privates. This massive amount of data that is being generated by people can, of course, be used for beneficial outcomes or detrimental outcomes. The social data can be used by researchers to understand society better. It can be used for beneficial security reasons. It can be used to enhance public services, but there are growing concerns that our data is or might be used against us in a multiplicity of ways. That’s the thing we are trying to explain in this article “What is Data Privacy and Protection | Importance & Facts”.