During the most recent fiscal year, the Department of Health and Human Services encountered a total of 7,608 cyber security incidents, 603 of which were e-mail or phishing-related attacks. Overall, the HHS was ranked first in terms of cyber attacks, ahead of the Department of State, which had 2,376 cyber attacks directed against it in the fiscal yeah 2019.
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US Office of Management and Budget. (May 30, 2020). Number of reported cyber attacks directed against selected departments and agencies of the U.S. government from FY 2016 to FY 2019 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/1109476/us-government-attacks-cyber-security-department-total/
US Office of Management and Budget. "Number of reported cyber attacks directed against selected departments and agencies of the U.S. government from FY 2016 to FY 2019." Chart. May 30, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/1109476/us-government-attacks-cyber-security-department-total/
US Office of Management and Budget. (2020). Number of reported cyber attacks directed against selected departments and agencies of the U.S. government from FY 2016 to FY 2019. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/1109476/us-government-attacks-cyber-security-department-total/
US Office of Management and Budget. "Number of Reported Cyber Attacks Directed against Selected Departments and Agencies of The U.S. Government from Fy 2016 to Fy 2019." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 May 2020, /statistics/1109476/us-government-attacks-cyber-security-department-total/
US Office of Management and Budget, Number of reported cyber attacks directed against selected departments and agencies of the U.S. government from FY 2016 to FY 2019 ÌÇÐÄÆƽâ°æ, /statistics/1109476/us-government-attacks-cyber-security-department-total/ (last visited July 24, 2026)
Number of reported cyber attacks directed against selected departments and agencies of the U.S. government from FY 2016 to FY 2019 [Graph], US Office of Management and Budget, May 30, 2020. [Online]. Available: /statistics/1109476/us-government-attacks-cyber-security-department-total/
