DHS cites security risks to support the DeepSeek restriction
U.S. Department of Homeland SecurityFederal department issuing the supply-chain security order
DHS cites possible security vulnerabilities as grounds for the restriction.
“The models themselves may contain malware or other security vulnerabilities.”
Official statement
Where this statement fits
DHS bans DeepSeek from federal civilian systems; China objects to the national-security rationale
DHS orders DeepSeek products and third-party implementations out of covered federal civilian systems, citing security risks. The July 24 order became public in October. China's foreign ministry objects to politicizing technology and trade through national-security arguments.
Source and context
Official statement
About this source
The signed order requires exclusion from civilian procurement and removal from covered civilian systems, including third-party implementations. It provides an exception process and excludes national-security and compartmented systems from this order's scope.
Archived copy (opens in a new tab)Before the quotation
The order describes risks from DeepSeek-hosted services and possible transfers of sensitive data to China.
After the quotation
The order then cites open-source research finding critical vulnerabilities in the DeepSeek iOS app, and directs civilian agencies to exclude and remove DeepSeek products.
How this statement is classified
The label describes this statement's response within the context above.
Why this label?
Relative to the federal civilian DeepSeek restriction, DHS's signed order adopts and justifies the action. The order's risk assessments remain attributed to the department.
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More from this case
Read the full caseMao Ning criticizes the U.S. DeepSeek restriction
“China consistently opposes overstretching the concept of national security and politicizing tech and trade issues.”Read statement
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- DHS cites security risks to support the DeepSeek restriction
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The Dispute Index. "DHS cites security risks to support the DeepSeek restriction". First published: 2026-10-21. Last updated: 2026-10-21. https://disputeindex.com/events/6342-dhs-cites-possible-security-vulnerabilities-as-grounds-for