Flatpak - a security nightmare - 2 years later Two years ago I wrote about then heavily-pushed Flatpak, self-proclaimed "Future of Apps on Linux". The article criticized the following three major flows in Flatpak: Most of the apps have full access to the host system but users are misled to believe the apps are sandboxed The flatpak runtimes and apps do not get security updates Flatpak breaks many aspects of desktop integration So let's see how Flatpak developers addressed these fundamental issue...