On March 28, 1979, at 4:00 am, reactor two of the Three Mile Island nuclear plant suffered a catastrophic failure. A stuck value prevented reactor coolant from returning to reactor core, causing core to overheat and melt down. Radiation levels down-wind of the plant to be up to nine times higher up to 100 miles away. The name Three Mile Island became synonymous with catastrophic disasters. So, how does this event corelate to your cybersecurity situation? Lets look at the root causes of this catastrophe.”]