More than 325K patient files stolen in cyberattack on 5 southwestern Ontario hospitals

Beginning next week, five hospital networks impacted by a ransomware attack last October will begin mailing roughly 326,800 letters to patients whose personal information — including roughly 20,000 social insurance numbers — was stolen. Representatives from Bluewater Health, Chatham-Kent Health Alliance, Erie Shores HealthCare, Hôtel-Dieu Grace Healthcare and Windsor Regional Hospital held a news conference Wednesday morning to announce the total patient impact and provide an update on recovery efforts. They noted that some individuals may receive more than one …