Yeah, internet connected PLC's that can be accessed from the wider web is a bad idea m'kay? Archive: https://archive.today/X9iMb From the post: >>Iran-linked hackers were responsible for recent disruptions to internet access for companies tied to U.S. oil, gas and water infrastructure, the FBI said in a report published Tuesday. The report warned that similar companies across the country should be aware of an increased push by hackers to take over programmable logic controller (PLC) systems, which can be used to digitally control physical machinery from remote locations. Secure internet access for PLCs from one company, Rockwell Automation, were removed by Iran-linked coders who then “maliciously interacted with project files and altered data,” according to the report.