You are here

Critical Infrastructure Security

Critical infrastructure describes the physical and cyber systems and assets that are so vital to the United States that their incapacity or destruction would have a debilitating impact on our physical or economic security or public health or safety.  The nation's critical infrastructure provides the essential services that underpin American society.

On November 16, 2018, President Trump signed into law the Cybersecurity and Infrastructure Security Agency Act of 2018. This landmark legislation elevates the mission of the former National Protection and Programs Directorate (NPPD) within DHS and establishes the Cybersecurity and Infrastructure Security Agency (CISA).  CISA coordinates security and resilience efforts using trusted partnerships across the private and public sectors, and delivers technical assistance and assessments to federal stakeholders as well as to infrastructure owners and operators nationwide.

For Infrastructure Security, CISA's main focus areas include:

What can you do to make our Nation stronger and more resilient?

Additional information

Last Published Date: October 23, 2019

Critical Infrastructure Security News & Updates RSS Icon

Jun 29

The Department of Homeland Security and its dedicated workforce across more than a dozen offices and components have been working diligently with the White House to execute an unprecedented, whole-of America response to the COVID-19 pandemic.

Jun 22

The Department of Homeland Security remains vigilant against the COVID-19 virus and continues to lead the national response to minimize the impact of COVID-19 on American citizens and workers.

Jun 17

“Today’s recommendation to the Federal Communications Commission demonstrates that the United States Government is committed to securing our critical infrastructure, which is essential to our national security.

Was this page helpful?

This page was not helpful because the content:
Back to Top