The U.S. Air Force (USAF) is looking to expand its traditional electronic countermeasures capability to include the ability to carve into an enemy's computer network from the air.
The group has targeted U.S. organizations in a variety of industries, including electric, aerospace, intelligence, telecommunications, energy and nuclear engineering.
Speaking at the Council on Foreign Relations and promoting his new memoir former New York City Police Commissioner Ray Kelly said the U.S. doesn't have a "meaningful deterrent" to cyber intrusions.