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

The Signal group chat leak continues to make headlines ... in our military leaders and there have been calls for resignations. What are the implications of this leak, from an individual level with ...

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.

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 ...

Excerpts of a Signal chat published ... the information had not leaked out — are in hindsight almost humorous, given that a journalist was inadvertently added to the chat. The trade figures ...

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 ...

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

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 ...