Iran claims massive cyberattack on U.S. as retaliation for ‘brutal attack’ on elementary school | 11 March 2026 | An Iranian-linked hacking group has claimed responsibility for the global disruption of one of the world’s leading medical technology companies. Michigan-based Stryker experienced a global outage on Wednesday, saying thousands of employees have lost access to work systems. It employees approximately 53,000 people globally. The company is a leading provider in advanced medical technologies that improve healthcare outcomes, including joint replacements, robotic-assisted surgical systems, trauma and neurotechnology products. The Handala group issued a statement on Telegram, saying it wiped more than 200,000 systems and extracted 50 terabytes of data in retaliation for military strikes on Iran.