On January 3, 2018, select DHS employees received notification letters that they may have been impacted by a privacy incident related to the DHS Office of Inspector General (OIG) Case Management System. The privacy incident did not stem from a cyber-attack by external actors, and the evidence indicates that affected individual’s personal information was not the primary target of the unauthorized unauthorized transfer of data. [SNIP] On May 10, 2017, as part of an ongoing criminal investigation being conducted by DHS OIG and the U.S. Attorney’s Office, DHS OIG discovered an unauthorized copy of its investigative case management system in...