Other tactics are seen more unconventional and have only been used in a few instances, if at all. However, these unconventional tactics are perceived by government officials and experts alike as serious potential threats. Some types of unconventional terrorism tactics commonly recognized by terrorism experts are bioterrorism, agroterrorism, nuclear terrorism, and cyberterrorism.
Other approaches are viewed as unusual and have only been employed in a limited number of instances, if ever. However, these unorthodox strategies are taken seriously by government officials and experts, who consider them to be significant potential dangers. Experts frequently mention bioterrorism, agroterrorism, nuclear terrorism, and cyberterrorism as examples of unconventional tactics that pose a threat.