Chinese-linked hackers breached several U.S. government agencies, including the Department of Homeland Security and the Department of Health and Human Services, by exploiting a vulnerability in ...

To make U.S. networks more “toxic” to adversaries, “we need to have an ability for authentication to have some meaning,” ...

At today's Senate Homeland Security Committee hearing, Sen. Rand Paul (R-KY) discussed President Trump's actions firing ...

Department of Homeland Security headquarters, several of its agencies and the Department of Health and Human Services have ...

Hackers are actively exploiting a critical SharePoint zero-day (CVE-2025-53770), hitting 400+ firms and institutions like the ...

A server vulnerability left unpatched by Microsoft has now escalated from espionage to ransomware, hitting hundreds of ...

Arizona officials have “moderate confidence” that the Iranian government or affiliates breached the state’s candidate web ...

Unknown threat actors have breached the National Nuclear Security Administration's network in attacks exploiting a recently ...

Victims of the recent global hacking campaign include the National Institutes of Health and the National Nuclear Security ...

In ongoing hacks, Microsoft says it has identified two Chinese hacking groups taking advantage of a key software flaw.

PHOENIX — Just days after the United States bombed Iran's nuclear sites in June, a cyber attack targeted Arizona. "After the ...