Android mobile application security

The thesis's objectives are to introduce a computing platform for Android mobile devices and its security risks for the average user. The application that was created presents these risks on practical examples. The first part of the diploma thesis introduces the Android operating system, its architecture, version, and basic components. Security risks of this operating system are described in a second part. The following section is devoted to Android permission and the danger which can arise from their authorization. The final section of the work delves into design and implementation of the application from the programming point of view