Homeland Security Information Network

The Homeland Security Information Network is a computer-based counterterrorism communications system connecting all 50 states, five territories, Washington, D.C., and 50 major urban areas.

The Homeland Security Information Network (HSIN) allows all states and major urban areas to collect and disseminate information between federal, state, and local agencies involved in combating terrorism.

• helps provide situational awareness
• facilitates information sharing and collaboration with homeland security partners throughout the federal, state and local levels
• provides advanced analytic capabilities
• enables real time sharing of threat information
  

This communications capability delivers to states and major urban areas real-time interactive connectivity with the National Operations Center. This collaborative communications environment was developed by state and local authorities in the United States.