Report: Stuxnet cyberweapon older than believed

An Iranian technician works at the Uranium Conversion Facility just outside the city of Isfahan 255 miles south of the capital Tehran, Iran on Feb. 3, 2007. The sophisticated cyberweapon, which targeted an Iranian nuclear plant, is older than previously believed, an anti-virus firm said Tuesday, peeling back another layer of mystery on a series of attacks attributed by The New York Times to U.S. and Israeli intelligence.