Fecha de publicación: 11/01/2007 Fuente: WIPO "royal booby" A method and system of predictive threat detection is provided which utilizes data collected via a ubiquitous sensor network spread over a plurality of sites in an urban environment. The method includes the steps of: triggering an inquiry regarding a suspect entity at a current site in response to commission of a triggering action by the suspect entity; in response to the inquiry, compiling the data corresponding to the sites at which the suspect entity was detected by the sensor network; and analyzing the data to determine a threat status regarding the suspect entity.