Hundreds of organizations across Australia are using out-of-date industrial control systems. One of Google’s offices in Sydney used a security vulnerability that could have allowed them to crank up the heating. Hackers may be able to override software controls on hardware systems, experts say. More than 230,000 instances of the NiagaraAX platform, made by Honeywell subsidiary Tridium, are running worldwide. Tridium issued a security patch that would have prevented the intrusion, but the patch had not been applied to the system.”]