Stryker Cyber Attack: What is a “wiper” cyber attack and why is it so dangerous?

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Stryker Cyber Attack: Wiper Malware Causes Major Data Loss On March 12, 2026, Stryker Corporation experienced a significant cyber attack characterized as a wiper malware incident. This attack resulted in the permanent erasure of critical data across multiple systems, severely impacting operations. The wiper malware used in this incident is designed to destroy data irreversibly, posing a substantial threat to the integrity of affected systems. Stryker, a major player in the medical technology sector, has confirmed that the attack has disrupted services and operations, affecting numerous healthcare providers relying on their technologies. While specific numbers of affected systems have not been disclosed, the scale of the attack suggests widespread implications. The current status indicates that Stryker is working with cybersecurity experts to assess the damage and restore operations. No specific CVEs or tools have been mentioned in relation to this attack. Authorities are investigating the incident to determine the source and motive behind the attack. The situation remains fluid as Stryker continues its recovery efforts. 1 sources 66