In 2011, the United States government declared a cyber attack as equal to an act of war, punishable with conventional military means. Cyber operations, cyber crime, and other forms of cyber activities directed by one state against another are now considered part of the normal relations range of combat and conflict, and the rising fear of cyber conflict has brought about a reorientation of military affairs. What is the reality of this threat? Is it actual or inflated, fear or fact-based?