CASM URL Update

The CASM application has moved to a new address. Please update your bookmarks with the new URLs.

The current URLs will be discontinued on February 13, 2026.

New CASM URL: https://casm.cisa.dhs.gov

New CASM Login URL: https://login.casm.cisa.dhs.gov

You will be automatically redirected to the new CASM site in 15 seconds.

Go to the new CASM site now Go to the login page

If you are not redirected automatically, use the buttons above.

If you have any questions or encounter access issues, please contact the CISA Technology Operations Center (TOC) at TOC@cisa.dhs.gov or call (202) 771-CISA (2472).

You are accessing a U.S. Government information system. Unauthorized use is prohibited.