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Android Application Security Essentials by Pragati Ogal Rai

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Chapter 1. The Android Security Model – the Big Picture

Welcome to the first chapter of Android Application Security Essentials!

The Android stack is different in many ways. It is open; more advanced than some of the other platforms, and imbibes the learning from attempts to develop a mobile platform in the past. In this first chapter, we introduce the basics of the Android security model from the kernel all the way to the application level. Each security artifact introduced in this chapter is discussed in greater detail in the following chapters.

We kick off the chapter with explaining why install time application permission evaluation is integral to the security of the Android platform and user data. Android has a layered architecture and a security ...

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