Between January 2014 and November 2023, the most significant data breach incident involving the U.S. government was the 2018 breach at the U.S. Postal Service. The incident compromised 60 million records. During the data breach incident at the Office of Personnel Management in 2015, 21.5 million data records were affected.
Largest data breaches involving U.S. government entities from January 2014 to November 2023, by the number of records affected
(in millions)
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Comparitech. (November 28, 2023). Largest data breaches involving U.S. government entities from January 2014 to November 2023, by the number of records affected (in millions) [Graph]. In Statista. Retrieved December 21, 2024, from https://www.statista.com/statistics/1455575/us-government-data-breaches/
Comparitech. "Largest data breaches involving U.S. government entities from January 2014 to November 2023, by the number of records affected (in millions)." Chart. November 28, 2023. Statista. Accessed December 21, 2024. https://www.statista.com/statistics/1455575/us-government-data-breaches/
Comparitech. (2023). Largest data breaches involving U.S. government entities from January 2014 to November 2023, by the number of records affected (in millions). Statista. Statista Inc.. Accessed: December 21, 2024. https://www.statista.com/statistics/1455575/us-government-data-breaches/
Comparitech. "Largest Data Breaches Involving U.S. Government Entities from January 2014 to November 2023, by The Number of Records Affected (in Millions)." Statista, Statista Inc., 28 Nov 2023, https://www.statista.com/statistics/1455575/us-government-data-breaches/
Comparitech, Largest data breaches involving U.S. government entities from January 2014 to November 2023, by the number of records affected (in millions) Statista, https://www.statista.com/statistics/1455575/us-government-data-breaches/ (last visited December 21, 2024)
Largest data breaches involving U.S. government entities from January 2014 to November 2023, by the number of records affected (in millions) [Graph], Comparitech, November 28, 2023. [Online]. Available: https://www.statista.com/statistics/1455575/us-government-data-breaches/
