Cyberspace is the ideal platform for terrorists because, unlike conventional warfare, barriers to entry into cyberspace are much lower. The price of entry is an Internet connection. The surreptitious use of the Internet to advance terrorist group objectives has created a new brand of Holy War—“virtual jihad”—that gains thousands of new adherents each day. Long after the current terrorist groups have ceased to be a major threat from a physical perspective, they will remain omnipresent in cyberspace, promoting a virtual caliphate from their safe haven behind computer keyboards around the world. Islamic extremists are natural candidates to transition to a