Its absolutely possible to solve; you're just not seeing the solution because you're blinded by technical solutions.
These situations will commonly be characterized by: a hundred billion dollar company's computer systems abusing the computer systems of another hundred billion dollar company. There are literally existing laws which have things to say about this.
There are legitimate technical problems in this domain when it comes to adversarial AI access. That's something we'll need to solve for. But that doesn't characterize the vast majority of situations in this domain. The vast majority of situations will be solved by businessmen and lawyers, not engineers.