qualified information security professionals in U.S. healthcare organizations
Method of interview
Online survey
Supplementary notes
Original question: "Thinking about your organization’s most recent significant incident, which of the following best characterizes the threat actor?"
Citation formats
Threat actors for cyber security incidents in U.S. healthcare organizations 2019-2020
In 2020, online scams were responsible for 58 percent of significant cyber security incidents in healthcare organizations in the United States. Hackers were a threat actor for 51 percent of incidents in 2020 which was a significant increase from the preceding year.
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HIMSS. (November 16, 2020). Common threat actors responsible for significant cyber security incidents in U.S. healthcare organizations in 2019 and 2020 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 29, 2026, from /statistics/852243/recent-security-incident-in-health-organization-threat-actors-share-in-us/
HIMSS. "Common threat actors responsible for significant cyber security incidents in U.S. healthcare organizations in 2019 and 2020." Chart. November 16, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 29, 2026. /statistics/852243/recent-security-incident-in-health-organization-threat-actors-share-in-us/
HIMSS. (2020). Common threat actors responsible for significant cyber security incidents in U.S. healthcare organizations in 2019 and 2020. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 29, 2026. /statistics/852243/recent-security-incident-in-health-organization-threat-actors-share-in-us/
HIMSS. "Common Threat Actors Responsible for Significant Cyber Security Incidents in U.S. Healthcare Organizations in 2019 and 2020." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 16 Nov 2020, /statistics/852243/recent-security-incident-in-health-organization-threat-actors-share-in-us/
HIMSS, Common threat actors responsible for significant cyber security incidents in U.S. healthcare organizations in 2019 and 2020 ÌÇÐÄÆƽâ°æ, /statistics/852243/recent-security-incident-in-health-organization-threat-actors-share-in-us/ (last visited July 29, 2026)
Common threat actors responsible for significant cyber security incidents in U.S. healthcare organizations in 2019 and 2020 [Graph], HIMSS, November 16, 2020. [Online]. Available: /statistics/852243/recent-security-incident-in-health-organization-threat-actors-share-in-us/
