The hacktivist group claimed the attack was in retaliation for a U.S. strike on a Tehran school that killed more than 175 people, most of them children.

Iranian-backed Handala hacker group suspected of crippling cyberattack on Stryker medical technology firm, leaving 56,000 workers unable to perform their jobs across 61 countries ...

Stryker, a major medical equipment provider for the healthcare sector, has suffered a destructive cyberattack that wiped corporate data and severed employee access, likely from an Iranian sponsored ...

An Iran-linked hacking group claimed responsibility Wednesday for a cyberattack on US medical technology giant Stryker ...