SECURITY ASPECTS IN GSM AND ITS FLAWS

Mobile communications in the past decade has changed the scenario of communications and is termed as the key services of the digital revolution. A very little is known about how the communication exactly takes place between users accessing the mobile network across the globe. Even less is known about the security measures and protection behind the system. The cell phone is slowly turning into a handheld computer which is capable to do a work of a computer and for that reason only, the security of mobile communication becomes an area of concern.The security of the network has been the area which needs attention as we cannot design a system which can be safe to the external attacks. This paper reviews the security aspects of GSM and its flaws. I. Introduction