Real security means cutting out the middleman. If you rely on a central app store for your software supply chain, you don't own your device—you are just renting access within a walled garden. We analyze Obtainium, the open-source tool that bypasses the app store monopoly. It allows you to fetch updates directly from the developer's source, verifying the original signature yourself. This is essential infrastructure for digital sovereignty. https://primal.net/Alien-Investor/obtainium-the-master-key-for-your-android (German Version) https://alien-investor.org/Obtainium.html