Ordering the Department of Homeland Security to ensure that all immigrants seeking admission to the United States, or who are already in the United States, are "vetted and screened to the maximum degree possible, consistent with the vetting and screening standards in place during the first Trump administration
https://www.federalregister.gov/documents/2025/01/30/2025-02009/protecting-the-united-states-from-foreign-terrorists-and-other-national-security-and-public-safety