Investigating Cybercrime
HSI is a worldwide law enforcement leader in dark net and other cyber-related criminal investigations.
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Homeland Security Investigations (HSI)
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Upholding Fairness in Global Trade
HSI protects legitimate trade and commercial systems by investigating intellectual property crime, combating trade fraud and preventing the illicit proliferation of sensitive U.S. technology and weapons.
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Ensuring Public Safety
HSI collaborates with federal, state, local and international partners to ensure the safety and well-being of our communities, and to address the threats posed by the opioid crisis, narcotics smuggling networks and violent gangs operating across the country.
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Preventing Crimes of Exploitation
HSI protects the public from crimes of victimization, strategically targeting and investigating individuals and networks that engage in child exploitation, human trafficking, forced labor and financial scams affecting vulnerable populations.
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Protecting National Security
HSI targets the people, money and materials that support terrorist activities in the U.S. and abroad and is a key player in the global counterterrorism mission.
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Our Priorities
HSI’s core mission is to protect the homeland from transnational crime and threats.
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Press Releases
We respond to media requests and queries through our Office of Public Affairs (OPA).
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Headquarters Offices
Located in Washington, D.C., HSI Headquarters (HQ) sets the strategic direction for HSI and plays a critical support role for HSI’s global operations.
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Our Offices
HSI’s workforce consists of more than 10,000 employees, including special agents, criminal analysts, mission support personnel and contract staff assigned to offices throughout the United States and around the world.
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What We Investigate
Across the country and around the world, HSI special agents launch and pursue investigations into transnational crime and violations of the customs and immigration laws of the United States.