Technology
Pentagon data center breach exposes personal data of 2.76 million living people
Fox News reports that a War Department official said the Defense Manpower Data Center breach affected 2.76 million living people and 294,000 deceased individuals.
The short version
- Fox News reports that unauthorized users accessed unencrypted personal records at the Defense Manpower Data Center.[Fox News]
- A War Department official told Fox News' CyberGuy that 2.76 million living and 294,000 deceased individuals were affected.[Fox News]
- Affected people are being notified by postal mail, and eligible individuals may receive 12 months of free credit monitoring through IDX.[Fox News]
- Officials say they have no indication the accessed information was misused, though the exposure window was potentially long.[Fox News]
Key facts
- The breach involved the Defense Manpower Data Center, which maintains more than 60 million records covering military personnel, civilian employees, contractors, family members, retirees and veterans.[Fox News]
- A War Department official told CyberGuy that 2.76 million living individuals and 294,000 deceased individuals were affected.[Fox News]
- A small number of unauthorized users accessed personally identifiable information in a DMDC information system between October 2025 and July 2026.[Fox News]
- The accessed files contained unencrypted personally identifiable information, creating a potentially long exposure window before the vulnerability was discovered.[Fox News]
- Depending on the person, exposed information can include Social Security numbers, names, dates of birth, contact information and military personnel details.[Fox News]
- The department says it has no indication that the accessed information has been misused.[Fox News]
- Affected individuals are being notified by postal mail through the contracted provider Identity Theft Guard Solutions, or IDX, which may offer 12 months of free credit monitoring and identity restoration support.[Fox News]
What remains uncertain
- The reporting comes from a single outlet, Fox News, and relies on an unnamed War Department official, so the figures are not independently verified.[Fox News]
- The department's position that the data has not been misused is not supported by detailed findings in the reporting, and the basis for it is unstated.[Fox News]
- The number and identity of the unauthorized users, and how they accessed the system, are not reported.[Fox News]
Sources
Outlet counts describe coverage, not independent confirmation. Reports may share a wire service or original source.