US Navy
The United States Navy exposed personal information belonging to 134,386 active and retired sailors. An investigation is being conducted by HPE and NCIS.
The infected laptop belonged to an employee of Hewlett Packard Enterprise Services and contained the names and social security numbers of internal staff.
It was found that "unknown individuals" had access to the personal information of US Navy personnel by the Naval Criminal Investigative Service (NCIS) and HPE, who are studying the incident.
On Nov. 22, 2016, it was concluded through analysis by HPES and an ongoing investigation by the Naval Criminal Investigative Service (NCIS) that 134,386 present and retired sailors' Social Security numbers (SSNs) and other sensitive information had been accessed by unidentified persons.
Source: https://securityaffairs.com/53744/data-breach/united-states-navy-leak.html
"id": "USN214251123",
"linkid": "us-navy",
"type": "Data Leak",
"date": "11/2016",
"severity": "85",
"impact": "3",
"explanation": "Attack with significant impact with internal employee data leaks"