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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: June 5, 2019

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Jul 29

The recent ransomware attacks targeting systems across the country are the latest in a string of attacks affecting State and local government partners. The growing number of such attacks highlights the critical importance of making cyber preparedness a priority and taking the necessary steps to secure our networks against adversaries. Prevention is the most effective defense against ransomware.

Jul 23

The 12th Chemical Sector Security Summit kicked off on July 16, 2019, in New Orleans, Louisiana brought together government and industry national security experts from all over the country to network and share best practices about chemical security.

Jul 11

Director of National Intelligence Daniel R. Coats, Acting Secretary of Homeland Security Kevin K. McAleenan, Federal Bureau of Investigation Director Christopher A. Wray, U.S. Cyber Command Commander and National Security Agency Director Gen. Paul M. Nakasone, Cybersecurity and Infrastructure Security Agency Director Christopher C. Krebs, Assistant Attorney General for National Security John C. Demers, and Assistant Secretary of Defense for Homeland Defense and Global Security Kenneth P. Rapuano today issued the following statement after holding two classified briefings on election security, one for members of the United States House of Representatives and one for members of the United States Senate.

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