It will not be correct to say that any cloud security model provides a 100 percent security and privacy. However data incognito method tries to improve the cloud privacy and security issues. Data incognito is the method of securing the published data in any cloud environment in order to protect the sensitive key information identification. The main idea of data incognito is to support any hybrid cloud and prevent the security and privacy of valuable company¿s concerned staffs. It is the best method for improving the security of cloud computing. Using data incognito mechanism, it is possible to make micro-data of no any use to others but at the same time let legitimate users allow to process it according to their will.