Official website of the Department of Homeland Security
Cybersecurity
Cybersecurity Overview
Strengthening the security and resilience of cyberspace has become an important homeland security mission.
Combating Cyber Crime
Complementary cybersecurity and law enforcement capabilities are critical to safeguarding and securing cyberspace.
Securing Federal Networks
DHS works with each federal civilian department and agency to effectively respond to ever-changing threats against their networks.
Protecting Critical Infrastructure
DHS draws on the Nation’s full range of expertise and resources to secure critical infrastructure from cyber threats.
Cyber Incident Response
DHS provides assistance to potentially impacted entities, analyzes the potential impact across critical infrastructure, investigates those responsible in conjunction with law enforcement partners, and coordinates the national response to significant cyber incidents.
Cybersecurity Insurance
Protects businesses and individuals from Internet-based risks and from risks relating to information technology infrastructure and activities.
Information Sharing
Information sharing is essential to the protection of critical infrastructure and to furthering cybersecurity for the nation.
Cyber Safety
Every time we connect to the Internet, we make decisions that affect our cybersecurity.
Cybersecurity Education & Career Development
America needs well-trained professionals working in cybersecurity roles.
Cybersecurity Jobs at DHS
The demand for an experienced and qualified workforce to protect our Nation’s networks and information systems has never been higher.
Cybersecurity and Privacy
DHS empowers its cybersecurity programs to succeed by integrating privacy protections from the outset.
Cyber Research & Development
DHS continues to research and develop new innovative solutions to complex cybersecurity problems.