Armenian Hacker Extradited to U.S. After Ransomware Attacks on Tech Firms

An Armenian national has been extradited from Ukraine to the United States to face federal charges for his alleged involvement in a series of Ryuk ransomware attacks and an extortion conspiracy that targeted U.S. companies, including a technology firm in Oregon. Karen Serobovich Vardanyan, 33, was extradited to the U.S. on June 18, 2025, and is charged with conspiracy, fraud in connection with computers, and extortion. According to courtdocuments, between March 2019 and September 2020, Vardanyan...