Abstract: The investigation of little documents is required to give singular clients the most recent data and improved administrations. Every one of the machines is required to be under a typical director and have the option to impart safely. Huge information is the center subject in enterprises and research fields just as for society overall. Hadoop is the most generally utilized device for huge information examination in internet-based life like Google, Facebook, Yahoo, and Amazon and so on. Hadoop essentially uses Distributed File System for the capacity of an enormous volume of unstructured, ongoing information and streams at a high speed. It has given exact significance to information stockpiling in Hadoop, however, the security of information has overlooked and exceptionally least significance was given. We have algorithms or methodologies proposed.