While US government agencies remain the top targets for Iran's cyber weapons, all of the security professionals we interviewed told us that American businesses are more at risk.

"The NSA is really, really good at defensive operations, and so I don't see...the attacks going against government assets, I see them going after civilian assets," said Coffman, who served more than 35 years in the US Army and is now president of Forward Edge-AI, which provides AI and cybersecurity services to US government, defense, and critical infrastructure sectors.