Authentication for Mobile Communication using Aka Protocol

Mobile communication is widely used by all over the world. Mobile phones are developed by day by day and the security issue are increasing. The using of handset is increasing due to the request of marketing side. In this paper focus on the architecture of GSM and UMTS and Authentication and key agreement (AKA) protocol. While using the encryption algorithm A3, A5, and A8 to solve the problem of transmission process authentication vector in secure manner into a secure manner.