Sources say hackers stole more than 25 gigabytes of sensitive data on tens of thousands of Sony employees, including Social Security numbers, medical and salary information. The FBI released a restricted Flash Alert warning of just such a threat, about an unnamed attack group that has been using malware designed to wipe computer hard drives and the underlying master boot record (MBR) on the affected systems of all data. The latest revelations come more than a week after a cyberattack on Sony Pictures Entertainment brought down the companys corporate email systems.”]
Source: https://krebsonsecurity.com/2014/12/sony-breach-may-have-exposed-employee-healthcare-salary-data/