Current and former US officials have told CNN they believe two texts sent by national security adviser Mike Waltz and CIA ...

U.S. officials seek to curb the militants’ attacks on ships in the Red Sea, but the group was not deterred by strikes in the ...

A federal judge has ordered the Trump administration to preserve records of a text message chat in which senior national ...

See the newly published key exchanges between senior Trump administration officials, as reported by The Atlantic.

What did they think about the national security breach, in which Trump administration officials discussed attack plans in ...

Trump's senior Cabinet members have struggled to explain how such details ended up on an unclassified Signal chat.

Former F/A-18 combat pilots were astonished that Defense Secretary Hegseth texted details of planned airstrikes.

A powerful U.S. Senate Republican called on Wednesday for an independent probe of Trump administration officials' discussion ...

The National Security Agency sent a bulletin in February warning of Russian hackers trying to access encrypted conversations ...

A federal judge on Thursday ordered the Trump administration to preserve all Signal communications over the span of several ...

President Donald Trump and his administration raised eyebrows about how they handled sensitive national security information ...

National security officials inadvertently added Atlantic editor Jeffrey Goldberg to a Signal group chat discussing military ...