TLDR
Every app in Android has it's own set of requested permissions so how are these permissions assigned to the app? In Android, app is nothing but a process. Permissions are enforced at various layers in Android. The package manager maintains a central database of installed packages, both preinstalled and user-installed, with information about the install path, version, signing certificate, and assigned permissions of each package, as well as a list of all permissions defined on a device. When user press OK button, Package Manager call method named "installPackage"via the TL;DR App
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Written by aditibhatnagar | https://www.offgridsec.com/ | Building Offgrid
Led Product Security @Atlassian, ex-Microsoft
