New reports and incidents are raising fresh questions about the FBI and the government's approach to managing counterintelligence and security threats.

ICE officers are reportedly being doxed by two Portland organizations that are now being targeted by Homeland Security ...

Congress faces a pivotal decision that could either preserve or unravel a decade-long framework that is critical to the ...

Special events with high attendance and media coverage remain attractive targets for lone offenders and violent extremists ...

The Department of Homeland Security is preparing to cut nearly 75% of staffing at the agency’s office tasked with developing ...

Washington — The Department of Homeland Security's intelligence arm plans to cut nearly three-quarters of its full-time ...

"We are enhancing security measures and coordinating intelligence-sharing to proactively address potential risks," a DHS ...

The US Cybersecurity and Infrastructure Security Agency reiterates guidance for operators of critical national infrastructure ...

Over the next few months, hackers from Iran could become more active after U.S. military strikes, says the Department of ...

Former national security and defense officials say the threat should be taken seriously, even if it’s less likely than other forms of Iranian retaliation.

A recent advisory from the Department of Homeland Security (DHS) reinforces those concerns, warning of Iranian state actors and affiliated groups seeking to exploit unprotected networks and ...

Former DHS chief warns of Iranian sleeper cells after U.S. strikes, calling it a “highest magnitude" threat and urging the public to stay vigilant.