The 'attacker' could be someone like your 12 year old son or an employee, who already has access to the computer but not necessarily everything on it at all tim

The 'attacker' could be someone like your 12 year old son or an employee, who already has access to the computer but not necessarily everything on it at all times. This would have been a pain for me when i was using parental restrictions to lock a 12 year old out of 18 hour a day Minecraft.