While difficult to define conclusively, cyberterrorism involves using computer systems to create chaos and fear in order to harm individuals or larger groups such as organizations or nation states. Acts of cyberterrorism can be a major threat to infrastructure and security. But how realistic a threat are they? Some experts claim that despite their dramatic scope, cyberterrorist acts are mostly exaggerated by the media. Others counter that such threats should be taken very seriously. The viewpoints in this resource debate the potential damage created by cyberterrorism, how it can be prevented, and who is responsible for policing it.