DHS Orders DeepSeek Removed from Federal Systems Over Data Security Risks
The U.S. government just took its hardest line yet against Chinese AI. The Department of Homeland Security has ordered federal civilian agencies to rip DeepSeek products and anything built on DeepSeek technology out of their IT systems — and to stop buying them, too. The order, signed by Homeland Security Secretary Markwayne Mullin on July 24 and made public through a Federal Register notice published Monday, marks a major escalation in Washington's crackdown on Chinese artificial intelligence in government infrastructure. What makes this move different from every previous restriction is its scope: it doesn't just cover DeepSeek's own chatbot and APIs, but also third-party products and services built on DeepSeek technology — a far wider net that forces agencies to audit their entire software supply chain. What the DHS order actually requires Filed as Federal Register document 2026-21447 (docket DHS-2026-0628), the Exclusion and Removal Order does two things at once...