A group of US agencies including the FBI and the NSA warns that Iran-linked hackers have targeted industrial control devices used in US critical infrastructure (Andy Greenberg/Wired)

Andy Greenberg / Wired: A group of US agencies including the FBI and the NSA warns that Iran-linked hackers have targeted industrial control devices used in US critical infrastructure — As Trump threatens Iranian infrastructure, the US government warns that Iran has carried out its own digital attacks against US critical infrastructure.