HSIN-CI Chemical Portal

The Homeland Security Information Network-Critical Infrastructure (HSIN-CI) Chemical Portal is an information-sharing network that provides situational awareness and allows sector partners to effectively access and disseminate sensitive but unclassified information among federal, state, and local agencies and the private sector.

Chemical Portal Features

The Chemical Portal features a variety of tools that assist Chemical Sector partners:

  • Share sensitive information openly among trusted community members in members-only areas.
  • Research security and protection-related documents, including roadmaps, handbooks, technical guidelines, and strategic documents.
  • Access exercise and training products.
  • Stay up to date on emerging threats and incident information.


If you are not currently a HSIN user, please send an email to HSIN@hq.dhs.gov to request access to HSIN and include the information listed below. 

  • First and last name
  • Valid email address
  • Requested Community of interest
  • Reason for access

Additional Information

For more information on the Homeland Security Information Network (HSIN), please visit the HSIN-CI homepage. For additional information on the Chemical Sector, please contact the Chemical Sector Management Team at ChemicalSector@cisa.dhs.gov.