International Journal of Engineering & Science (IJES)
In the global world of mobile technology millions of users connect and share on unknown networks without being aware of vulnerability of their confidentiality. Android platform is most popular OS among the smart phones users as well as developers, its open and flexible nature allows a large community to upload and download applications. Such extensive usage makes it an easy target for attack and misuse. A malicious application may steal the confidential data of user and upload it on its server, which is a threat to user's security.