A security breach within a Pentagon personnel system has compromised sensitive data belonging to over 3 million individuals. The exposed information includes Social Security numbers and details regarding military employment. The incident raises concerns about potential identity theft and national security risks. Authorities are currently investigating the extent of the breach and working to mitigate its impact. The leak affects a significant number of people connected to the United States Department of Defense. Further details regarding the nature of the breach and the steps being taken to address the vulnerability are expected to be released as the investigation progresses. RT.com originally reported on the data exposure.