https://www.reuters.com/article/usa-cyber-nso-group/u-s-blacklists-four-companies-from-israel-russia-singapore-citing-spyware-idUSKBN2HO1L0

The U.S. Commerce Department added four companies from Israel, Russia and Singapore to its "entity list" on Wednesday, saying they engaged in "activities that are contrary to the national security or foreign policy interests of the United States."