The only thing you have available is having a good legal team, documentation and hope you have trustworthy employees. If an employee does do that, then it woul

The only thing you have available is having a good legal team, documentation and hope you have trustworthy employees. If an employee does do that, then it would be a criminal act, and any company that uses the illegally obtained information could also be legally prosecuted. Many companies that have had an employee come to them with information obtained from another company report them due to liability reasons and have the FBI start an investigation. It is vary rare that a company would allow industrial espionage due to it being a felony.