To most people in IT, what happens inside operational technology (OT) networks is a bit of a mystery. They’re hidden networks that keep everything from critical infrastructure to manufacturing humming along. As long as they work, they get very little attention. What happened at a water treatment plant in Oldsmar, Florida, in February 2021 is […]
Category Archives: Network Security, Security Practices
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In May 2020, Iranian attackers attempted to alter chlorine levels in drinking water in a cyber attack against an Israeli water utility, and in February 2021, a hacker actually accessed a Florida city’s water treatment plant monitoring software and changed the level of sodium hydroxide that would have gone into the drinking water system. Years […]