Safety of our belongings has become imperative in this modern society where thefts, frauds and dishonesty are widely prevalent. In the case of smart phones, it is not only necessary to safeguard the device, but also the data stored in it. Mobile phones are not mere telephones intended for communication. The multifarious functions of the device have made it an essential gadget in the modern lifestyle. The sophisticated smart phones are being used to store data regarding confidential transactions, personal banking records and even sensitive...