A spectacular cyber-attack has dramatized the potential of this type of warfare. Beginning in June 2010, computer security experts discovered a worm called STUXNET, which seems to have been designed specifically to attack Siemens industrial control systems using a particular type of software, perhaps even one particular target. Reportedly 60 percent of the computers involved are Iranian, but of course the Iranians deny that STUXNET has attacked either their uranium-enrichment plant at Natanz or their reactor at Bushehr.
World Naval Developments: Virus Season
By Norman Friedman