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Current National Threat Level is elevated

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

Homeland Security 5 Year Anniversary 2003 - 2008, One Team, One Mission Securing the Homeland


Information on partnerships the Department has with other governmental and private-sector organizations.

Critical Infrastructure Sector Partnership. Critical infrastructure protection is a shared responsibility among federal, state, local, and tribal governments and the owners and operators of the nation's critical infrastructure and key resources (CIKR).

This page was last reviewed/modified on August 19, 2008.