‘Zero Days’ is Alex Gibney’s Most Thrilling, Chilling and Fulfilling Film in Years

In late 2009, an unprecedented cyber-attack caused the destruction of about 1000 centrifuges at an Iranian nuclear facility. The culprit was malware software that affected the computer system controlling the plant’s fuel enrichment equipment, and it was the first time such a digital offensive measure resulted in so much physical damage. “That was someth…