US government says it got hacked — again

The Department of Homeland Security is said to beryllium investigating a breach of its platform, which federal, state, and section governments and instrumentality enforcement usage to stock intelligence, with 1 elder lawmaker informing that the accusation spill could hazard nationalist security.

News sites Nextgov, which archetypal reported the incident, and Bleeping Computer study that DHS officials are probing a cyberattack connected its Homeland Security Information Network, oregon HSIN, which allows authorities agencies and section officials to plan, coordinate, and stock accusation and quality astir large events and respond to emergencies.

The hackers reportedly broke into HSIN servers during precocious May and aboriginal June, perchance exposing accusation shared utilizing the platform, per Nextgov.

Bleeping Computer quoted a DHS spokesperson arsenic saying that the section is “aware of a caller cyber incidental involving a specific, unclassified bequest accusation sharing environment.”

It’s unclear what information was stolen oregon however overmuch was taken, and a spokesperson for Homeland Security did not respond to TechCrunch’s petition for remark astir the incident. A previously reported information lapse during 2023 revealed that HSIN contained idiosyncratic accusation shared among instrumentality enforcement related to the surveillance of Americans.

The incidental involving HSIN puts caller scrutiny connected the government’s quality to support the cybersecurity of its ain systems, pursuing implicit a twelvemonth of heavy cuts crossed the national government, including Homeland Security and its cybersecurity bureau CISA, nether the Trump administration.

While the quality shared implicit HSIN is unclassified, the accusation “is highly sensitive, and its vulnerability risks nationalist security,” said Mark Warner, a Democratic legislator representing Virginia who besides serves arsenic the ranking subordinate of the Senate Intelligence Committee, in a statement. 

Warner said that the HSIN level is supporting the World Cup games presently underway successful the United States, and was besides utilized past twelvemonth to negociate the effect to the mid-air collision of an American Airlines jetliner and a U.S. Army Black Hawk chopper implicit Washington, D.C., which killed 67 people.

The identity, affiliation, and motives of the hackers who targeted HSIN are not known, but the breach marks the latest information lapse to impact the national authorities implicit the past year. 

Since the Trump medication took bureau successful January 2025, the national authorities has been beset by respective large cybersecurity breaches, including the sharing of classified accusation and warfare plans implicit apps similar Signal that haven’t been cleared for authorities use, the raiding of national databases of Americans’ idiosyncratic accusation by members of Elon Musk’s Department of Government Efficiency, oregon DOGE, and a reported nationalist spill of reams of passwords and credentials by a CISA contractor that exposed entree to authorities unreality systems.

Earlier this year, the FBI notified lawmakers successful Congress that it had to state a “major cyber incident” aft exposing the telephone numbers of targets nether surveillance by national agents, perchance giving those adversaries a imaginable advantage.

Do you cognize much astir the DHS HSIN cyberattack? We would emotion to perceive from you. To interaction Zack Whittaker securely, scope retired via Signal username zackwhittaker.1337 oregon by email: zack.whittaker@techcrunch.com.