: Many sites offering "working" keys actually provide old, expired, or blacklisted serials that have already been deactivated by Avast. The Risks of Using Keygens
Why is this instruction so pervasive? Because modern antivirus software, including the free version of Avast, is exceptionally good at detecting keygens. Avast’s heuristic analysis flags these tools not because Avast wants to protect its revenue (though that is a side benefit), but because keygens exhibit the exact same behavior as .