The US Department of Homeland Security said in July 2026 that Chinese AI company DeepSeek's models may contain malware or other security vulnerabilities

From the articleUS banning Chinese AI DeepSeek from government agency IT systemsAlso in US orders civilian federal agencies to remove DeepSeek from their systems, Notice of Order Regarding Exclusion and Removal of DeepSeek Products from Federal Civilian Executive Branch Information Technology Systems and Procurements