The FBI, the National Security Agency, and the Cybersecurity and Infrastructure Security Agency issued a joint advisory on September 8, 2026, accusing six China-based AI companies of running industrial-scale campaigns to systematically extract proprietary features from leading U.S. models

From the articleUS claims Chinese AI companies’ core AI strategy is distilling American modelsAlso in U.S. agencies say top Chinese AI companies systematically copied American models, US Agencies Accuse China-Based AI Firms of ‘Malicious’ Copying of American Models, US Says Alibaba, DeepSeek Have ‘Systematically’ Siphoned AI Models