Defenese Secretary Pete Hegseth, national security adviser Mike Waltz and more of the contacts who appeared in the Signal group chat about a U.S. attack on Houthis in Yemen.

Data from several U.S. officials' Venmo accounts has been found exposed online, including their contacts and even transaction ...

WASHINGTON – A Pentagon watchdog found that Defense Secretary Pete Hegseth risked the safety of American troops and their mission when he discussed a covert military operation in Yemen over the ...

Add Yahoo as a preferred source to see more of our stories on Google. Signal quickly entered the chat during this week's high-profile trial against Milwaukee County Judge Hannah Dugan, who is accused ...

A series of phishing attempts and other cybersecurity operations targeting the EU’s internal communications have drawn a ...

WASHINGTON -- Minority Leader Chuck Schumer and top Senate Democrats from national security committees wrote a letter to President Donald Trump seeking more information about reports that members of ...

U.S. Ambassador to the United Nations Mike Waltz was interrupted during a speech this week and called out for his involvement in a leaked Signal group chat. Waltz spoke to the United Nations General ...