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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

Cybersecurity News & Updates RSS Icon

Aug 27

A new study released today by DHS S&T describes a continuous approach to mobile app vetting that integrates the capabilities of enterprise mobility management (EMM) solutions with app vetting tools to improve the security of mobile devices.

Aug 21

Ransomware has rapidly emerged as the most visible cybersecurity risk playing out across our nation’s networks, locking up private sector organizations and government agencies alike.

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.

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