x21.tools
self sovereign tools
Android
Android
Android is a secure operating system that has strong app sandboxing, verified boot, and a robust permission control system. The main privacy concern with most Android devices is that they usually include Google Play Services. This component is proprietary, closed source, has a privileged role on your phone and may collect private user information. It is not a part of the Android Open Source Project (AOSP) nor is it included with the below derivatives...
By default, Android has a strong security model and incorporates full system SELinux policies, strong app sandboxing, full verified boot, modern exploit mitigations like fine-grained, forward-edge Control Flow Integrity and ShadowCallStack, widespread use of memory-safe languages (Java / Kotlin) and more. As such, this article explains common ways in which people worsen the security model rather than criticisms of the security model itself...
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