The 10 Biggest Data Breaches Of 2013 (So Far)

Department Of Homeland Security Breach

Third-party software used to process background checks on Department of Homeland Security employees contained a vulnerability that exposed names, Social Security numbers and dates of birth of potentially thousands of employees. The agency began notifying employees in May. In an announcement on its website, the DHS said the flaw existed since 2009, but so far there is no evidence that any of the data has been used fraudulently. "The Department is also working with the vendor on notification requirements for current contractors, inactive applicants, and former employees and contractors," the agency said.

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