The U.S. Department of Justice has unveiled charges against four Iranian nationals for their roles in a sophisticated multi-year cyber campaign targeting key U.S. institutions and companies. The indictment names Hossein Harooni, Reza Kazemifar, Komeil Baradaran Salmani, and Alireza Shafie Nasab as key operatives in a cyber-enabled scheme to infiltrate the U.S. government and private sector. The defendants remain at large.