Study on Android and Smartphone Security

Android has the most important market share among all Smartphone OS. Security is one among the most considerations for Smartphone users these days. Because the power and options of Smartphone's increase, therefore has their vulnerability for attacks by viruses etc. maybe android is a lot of secured OS than the other Smartphone software package these days. Android has only a few restrictions for developer will increase the protection risk for finish users. During this paper we have reviewed android security model, application level security and security problems within the humanoid based mostly Smartphone.