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Current National Threat Level is elevated

The threat level in the airline sector is High or Orange. Read more.

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Homeland Security Components

Seaport cargo screening

Commerce & Trade

DHS is responsible for protecting the movement of international trade across US borders, maximizing the security of the international supply chain, and for engaging foreign governments and trading partners in programs designed to identify and eliminate security threats before these arrive at US ports and borders.


Container Security Initiative (CSI)

CBP screening cargo

The Container Security Initiative is designed to screen cargo containers that might pose a potential risk for terrorism at the point of origin before they are placed on vessels destined for the United States. Read more »

Customs-Trade Partnership Against Terrorism (C-TPAT): Partnership to Secure the Supply Chain

C-TPAT is a voluntary government-business initiative to build cooperative relationships that strengthen and improve overall international supply chain and U.S. border security. Read more »