Rogue Viruses - With Robot Armies
via f-secure.com
"It could adjust motors, conveyor belts, pumps. It could stop a factory. With right modifications, it could cause things to explode."
Stuxnet exploits vulnerabilities in Windows PCs to make a home and spread itself. But it does not stop there. It is looking for Siemens micro-controllers that run industrial systems. So it can do some thing.
Cheaper and easier than sending the Mission Impossible team.