PUBLISHED ON: February 22, 2016
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On Sept. 9, 2015, Excellus BlueCross Blue Shield announced a data breach that compromised about 10.5 million people's personal information, including Social Security numbers and medical and financial information. Excellus discovered the data breach during an investigation on its computer systems. The breach had occurred on Dec. 23, 2013. A class action has already been filed, and Excellus is cooperating with the FBI.