Lawmakers and legal experts claim the Yemen Signal group chat ‘blatantly violated security regulations designed to prevent exactly this kind of leak’ ...

Sue Gordon, former principal deputy national intelligence director, said the Trump administration needs to deal with any "persistent risk" to communications following the Signal chat leak.

Director of National Intelligence Tulsi Gabbard, flanked by FBI Director Kash Patel, left, and CIA Director John Ratcliffe, testifies as the House Intelligence Committee holds a hearing on worldwide ...

US Defence Secretary Pete Hegseth is facing a fresh legal trouble after Pentagon school students have filed a lawsuit against ...

President Trump suggested Wednesday that the Signal messaging platform his top national security brass used to discuss the Houthi strike may be “defective.” While defending Defense Secretary Pete ...

Dan Caldwell was listed as the Pentagon's point of contact by Defense Secretary Pete Hegseth in the infamous Signal group ...

Senator Martin Heinrich, Democrat of New Mexico, asked Gabbard: “Precise operational issues were ... What the Leak Revealed: Our reporters discuss what the Signal chat leak revealed about ...

The revelation that top U.S. national security officials used Signal to discuss classified ... Sometimes ego leaks also have national security implications. Deputy Secretary of State Richard ...

On Tuesday, Trump revealed that a staffer with national security advisor Mike Waltz's office included the editor-in-chief of the Atlantic in a Signal group chat with senior Trump officials who ...

There has been nonstop discussion about the Trump administration's Signal chat leaks, in which Vice President JD Vance, Secretary of Defense Pete Hegseth and other national security advisers ...