File:MIDAS Sensor, Infrared, Series III, Missile Defense Alarm System.jpg

com/photos/nostri-imago/2911395464/ operator: Flickr URL: https://live.staticflickr.com/3155/2911395464_bbffbea083_o.jpg determination method or standard: SHA-1

Aerospace Defense Command (NORAD) in military cyber attack warning   (  ) Author DeGering, Randall R. Title The role of North American Aerospace Defense Command