“Newly-disclosed stolen records include personal information of parents, siblings, other relatives, and close friends—but is not believed to include their Social Security numbers, the agency said.
A historic background check breach that the Office of Personnel Management had said impacted 21.5 million individuals also compromised potentially tens of millions of additional people, according to OPM’s website. “
Source: OPM Says Hack Exposed Millions More Family Members Than Previously Thought – Defense One