The United States Office Of Personnel Management Cyber

1773 WordsFeb 18, 20178 Pages
The United States Office of Personnel Management Cyber Security Breach OPM logo Largest Data Breach of United States Government Personnel Data In June 2015, the United States Office of Personnel Management (OPM) announced that it was the target of a data breach of over four million people’s personally identifiable information. Later, FBI Director James Comey put the number at 18 million. On July 9, 2015, the estimate of the number of stolen records had increased to 21.5 million. Federal officials described it as one of the largest breaches of government data in the history of the United States. The data breach started in March 2014 or earlier. It was finally noticed by the OPM in April 2015. Cause U.S. Department of…show more content…
Because of these changes, in April 2015, an intrusion that occurred before the updates was detected. With the assistance of the Department of Homeland Security and the Federal Bureau of Investigation, an investigation was initiated and revealed 4 million personnel records were breached. Also during the investigation, it was revealed in June 2015 that there was a breach of 21.5 million records related to background investigations of current, former, and prospective Federal government employees, and for those that had previously had a background investigation conducted. Investigations Bureau Investigation The OPM breach timeline shows that it was one sustained assault instead of two separate intrusions stealing investigation data and personal records.
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