Medical technology company Stryker disrupted globally by cyberattack - American Hospital Association

Mar 12, 2026 - 03:01 PM Stryker, a medical technology company that provides services and products for hospitals, was disrupted globally by a cyberattack, the company announced March 11. The company said its Microsoft environment was impacted and that there was no indication of ransomware or malware. Stryker said it believed the incident had been contained. “We are aware of the reports of the cyberattack against Stryker and are actively exchanging information with the hospital field and the federal government to understand the nature of the threat and assess any impact to hospital operations,” said John Riggi, AHA national advisor for cybersecurity and risk. “At this time, we are not aware of any direct impacts or disruptions to U.S. hospitals as a result of this attack. That may change as hospitals evaluate services, technology and the supply chain related to Stryker and as the duration of the attack extends.” For more information on this or other cyber and risk issues, contact Riggi at jriggi@aha.org. For the latest cyber and risk resources and threat intelligence, visit aha.org/cybersecurity. Cybersecurity HEADLINE Alerts warn F5 BIG-IP vulnerability being exploited for malicious activity  The Cybersecurity and Infrastructure Security Agency released an alert March 27 on a vulnerability in F5 BIG-IP Access Policy Manager software that is being… HEADLINE Alert warns of cyber actors using Telegram messaging app to push malware  The FBI released an alert March 20 warning of a technique used by cyber actors working on behalf of the Iranian government to conduct malicious cyber activity… HEADLINE CISA urges organizations to harden endpoint management systems following Stryker cyberattack The Cybersecurity and Infrastructure Security Agency March 18 released an alert urging U.S. organizations to harden their endpoint management systems following… HEADLINE Virtual event to focus on cyber incident response and recovery The Health Sector Coordinating Council Cyber Working Group and Health-ISAC (Information Sharing and Analysis Center) will host a joint cybersecurity event July… HEADLINE White House issues executive order addressing cybercrime by threat groups The White House issued an executive order March 6 to combat cybercrimes by threat groups. The order highlights how such groups can receive willing or… HEADLINE ASPR releases cybersecurity module to conduct risk assessments  The Administration for Strategic Preparedness and Response has released a new cybersecurity module for organizations to conduct risk assessments. The free…