US-based medical device and services provider Stryker said that a cyberattack has disrupted its global network. According to a Reuters report, the company revealed in a Securities and Exchange Commission (SEC) filing that the attack caused disruptions and limitations of access to some of its systems. The company has 56,000 employees and operates in 61 countries. Stryker confirmed the cyberattack and as per an update on its official website, it is “continuing to resolve the disruption … resulting from the cyber attack”. The firm further revealed that there is no indication of malware or ransomware and that “the situation is contained to our internal Microsoft environment only”.

Iran-linked hacker behind Stryker attack

As per the Reuters report, an Iranian-linked hacking group claimed ‌responsibility for the destructive cyberattack on Stryker. The group has posted messages on its Telegram channel and has warned that the incident marks “the beginning of a new chapter in cyber warfare”.In the social media posts, the group reportedly claimed that it had seized 50 terabytes of company data, which it claimed was “now in the hands of the free people of the world.”

Updates shared by Stryker

03/12/2026 12:32 a.m. ESTWe are continuing to resolve the disruption impacting our global network, resulting from the cyber attack. At this time, there is no indication of malware or ransomware and we believe the situation is contained to our internal Microsoft environment only. Our products like Mako, Vocera and LIFEPAK35 are fully safe to use. We have visibility to the orders entered before the event, and they will be shipped as soon as our system communications are restored. Any orders that have come in after the event are being examined.We are working to ensure our electronic ordering system is back up and running as quickly as possible.It is safe to communicate with Stryker employees and sales representatives by email and phone, and within your facility.We are committed to keeping our stakeholders informed as we manage this situation. There is nothing more important to us than the customers and patients we serve. Please visit Stryker.com/newsroom for daily updates.03/11/2026 Stryker is experiencing a global network disruption to our Microsoft environment as a result of a cyber attack. We have no indication of ransomware or malware and believe the incident is contained. Our teams are working rapidly to understand the impact of the attack on our systems.Stryker has business continuity measures in place to continue to support our customers and partners. We are committed to transparency and will keep stakeholders informed as we know more.