The US Department of Homeland Security is investigating a reported cyberattack on the Homeland Security Information Network (HSIN), a key platform used by federal, state and local agencies to share intelligence and coordinate emergency responses. The breach has raised concerns about the exposure of sensitive information and the security of critical government systems. The platform is currently being used to support coordination for the 2026 FIFA World Cup and has previously played a role in major emergency response operations. The incident is renewing scrutiny of US cybersecurity preparedness and national security infrastructure.

Cyberattack on DHS intelligence network sparks fresh US national security concerns

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Cyberattack on DHS intelligence network sparks fresh US national security concerns