Healthcare Sees No Relief from Cyberattacks Disrupting Patient Care
Proofpoint and Ponemon say 74% of surveyed U.S. healthcare organizations saw patient-care disruption from cyberattacks.
Proofpoint and the Ponemon Institute's fifth Cyber Insecurity in Healthcare report, based on 705 U.S. healthcare IT and security practitioners, found 97% of organizations suffered at least one cyberattack in the past year and 74% reported disruption to patient care. The average number of attacks rose from 43 in 2025 to 51, and the average cost of the most expensive attack rose to $4.2 million. Supply-chain attacks disrupted care at 90% of affected organizations, while 72% of ransomware victims reported care disruption and fewer paid ransoms. Respondents also said AI governance lags adoption, with 60% lacking controls on sensitive data used in AI systems.
- 97% of surveyed organizations were attacked; 74% reported patient-care disruption.
- Average attacks rose to 51, and the costliest incident averaged $4.2 million.
- Supply-chain attacks disrupted care at 90% of affected organizations.
- 24% cited unguarded AI agents as a cause of data loss.
- Vendors
- Proofpoint
- Organizations
- ProofpointPonemon Institute
- Countries
- United States
From the original article
4 min read at proofpoint.com
New Proofpoint-Ponemon Institute report finds nearly three in four U. S. healthcare organizations experienced disruption to patient care due to cyberattacks SUNNYVALE, Calif.
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