Security leaders are abandoning the fragmented, compartmentalized approach of the past and creating a unified, coordinated program of protecting buildings, people and networks. Executive-level security positions are popping up with increasing frequency as oversight of both IT and physical security is merging into one discipline. The move to combine the physical and information sides of security can be chalked up to three primary factors: Technology encroaching on what had traditionally been the territory of physical security. Some see merging the two as a natural evolution of business practices.”]