Even the Men on Fire episode of Black Mirror was able to trick humans, with laws or not.
After looking more into utilitarian models, I concluded there was no way to implement Asimov's laws unless you had a superintelligent AI. But in retrospect, I think I was interpreting the laws in the 'hard' form.
And in the human world, laws that are broken and not charged, nor prosecuted, are merely suggestions.
Which is why we have
(1) files illegally withheld and
(2) wars without authorization or even rationale other than (1)