From the Hacker News thread
One thing I learned from using Little Snitch is that a lot of Apple apps are seemingly immune from these types of firewalls, due to Apple shenanigans around k-ext signing etc [0]. Ref also [1]: > In Big Sur Apple decided to exempt many of its apps from being routed thru the frameworks they now require 3rd-party firewalls to use (LuLu, Little Snitch, etc.) > Q: Could this be (ab)used by malware to also bypass such firewalls? > A: Apparently yes, and trivially so [0] x.com/patrickwardle/status/131843792949… [1] x.com/patrickwardle/status/132772649620…