Medical Device Giant Stryker Hit by Cyberattack Linked to Pro-Iranian Group

Stryker confirms global network disruption, denies ransomware or malware, and says incident is contained.

Published on Mar. 11, 2026

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Michigan-based medical device company Stryker announced on Thursday it is experiencing a "global network disruption" to its Microsoft suite following a cyberattack that may have ties to a pro-Iranian hacktivist group. The group claimed responsibility for the breach and alleged that 200,000 systems were affected and 50 terabytes of data were extracted. Stryker has not confirmed the group's involvement, but says it is working to understand the impact of the attack on its systems.

Why it matters

Cyberattacks on major corporations, especially in the healthcare industry, can have significant implications for patient care, data security, and public trust. This incident highlights the ongoing threat of state-sponsored and politically motivated hacking groups targeting critical infrastructure and private companies.

The details

According to a Stryker employee in Boise, Idaho, the company advised workers to avoid connecting to any Stryker VPN networks or software, and coworkers' work phones were wiped on Wednesday morning. Stryker confirmed the global network disruption to its Microsoft environment, stating it has "no indication of ransomware or malware" and believes the incident is contained. The pro-Iranian hacktivist group that claimed responsibility alleged Stryker was a "Zionist-rooted corporation" and said the attack affected 200,000 systems and extracted 50 terabytes of data.

  • On Wednesday, Stryker employees were advised to avoid connecting to any Stryker VPN networks or software.
  • On Thursday, Stryker announced it is experiencing a global network disruption to its Microsoft suite following a cyberattack.

The players

Stryker

A Michigan-based medical device company that was hit by a cyberattack that may have ties to a pro-Iranian hacktivist group.

Pro-Iranian Hacktivist Group

A group that claimed responsibility for the cyberattack on Stryker, alleging the company was a "Zionist-rooted corporation".

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What’s next

Stryker is working to understand the full impact of the cyberattack on its systems and operations. The company has not yet confirmed the involvement of the pro-Iranian hacktivist group that claimed responsibility.

The takeaway

This incident underscores the growing threat of state-sponsored and politically motivated cyberattacks targeting critical industries and infrastructure. It highlights the importance of robust cybersecurity measures and incident response plans for organizations to mitigate the impact of such attacks.