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Cybersecurity

Our daily life, economic vitality, and national security depend on a stable, safe, and resilient cyberspace.

Cyberspace and its underlying infrastructure are vulnerable to a wide range of risk stemming from both physical and cyber threats and hazards. Sophisticated cyber actors and nation-states exploit vulnerabilities to steal information and money and are developing capabilities to disrupt, destroy, or threaten the delivery of essential services.

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 builds the national capacity to defend against cyber attacks and works with the federal government to provide cybersecurity tools, incident response services and assessment capabilities to safeguard the ‘.gov’ networks that support the essential operations of partner departments and agencies.

For cybersecurity, CISA's main focus areas include:

Additional information

Last Published Date: March 17, 2020

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Oct 16

The Department of Homeland Security (DHS) and its component offices have stood ready to assist communities across the nation that are facing unforeseen challenges amid a pandemic environment.

Oct 15

5G advances existing telecommunication infrastructure, improves bandwidth and capabilities, and reduces network-generated delays—and it also introduces new cyber risks that S&T is working to address.

Oct 5

DHS S&T collaborates with Intelligent Automation, Inc., to develop system that protects operating systems and apps on embedded platforms against cyberattacks.

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