The Android model
To effectively understand the forensic concepts of Android, it would be helpful to have a basic understanding of the Android architecture. Just like a computer, any computing system that interacts with the user and performs complicated tasks requires an operating system to handle the tasks effectively. This operating system (whether it's a desktop operating system or a mobile phone operating system) takes the responsibility of managing the resources of the system and to provide a way for the applications to talk to the hardware or physical components to accomplish certain tasks. Android is currently the most popular mobile operating system designed to power mobile devices. You can find out more about this at:Â https://developer.android.com/about/android.html.
Android is open source and the code is released under the Apache license. Practically, this means anyone (especially device manufacturers) can access it, freely modify it, and use the software according to the requirements...