Maybe size does matter. The U.S. population is spread out among 3.8 million square miles across 50 states, yet nearly one-third of Americans live in just three states: California, Texas and New York.

A new map has revealed the cyberattack risk for thousands of county governments across all 50 U.S. states. Developed by ... "This is a big issue, and we're putting real, holistic numbers around ...

"We're putting real, holistic numbers around the risk level posed by cybercriminals to critical infrastructure," said cybersecurity expert Charles Harry.