A complex computer worm has infected the personal computers of staff at Iran’s first nuclear power station, says the IRNA news agency.
However, the operating system at the Bushehr plant – due to go online in a few weeks – has not been harmed, project manager Mahmoud Jafari said.
The Stuxnet worm is capable of seizing control of industrial plants.
Sian John is a security expert with the US-based internet security firm Symantec. She explained how the it operates.