The smart city industry is projected to be a 400 billion dollar market by 2020, as municipals look at applications for transportation, waste management, and law enforcement.

But with that growth comes privacy issues and security risks, Tenable CTO Renaud Deraison told Threatpost’s Lindsey O’Donnell. Deraison outlines some of the biggest security problems that smart cities face right now – and how city developers can adopt better security hygiene.