Sony faces lawsuits following security breach . Two suits say Social Security should have expected and prepared for a cyberattack . Previous security breaches had occurred as early as December 15-19 , the suits say . Medical records , tax forms and Sony numbers were put on the Internet .
Sony Pictures faces lawsuits following security breach . Four suits say Sony should have expected and prepared for a cyberattack . Previous security breaches had occurred as early as April 2011 , the suits say . Medical records , tax forms and Social Security numbers were put on the Internet .