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Android Security Model
Could someone please describe Android security model by explaining how it is enforced by Linux kernel and at the application layer?
In short:
It is a Linux
Apps are users
Permissions are groups
Does the day look brighter now?
It is a Linux
Apps are users
Permissions are groups
Does the day look brighter now?
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First of all, you need to know about The Android architecture.
The diagram above and the following extract are taken from a book called "Android Security Internals" by Nikolay Elenkov.
Android’s Security Model