Analysts have raised questions about views expressed by Vice President JD Vance on a text chain with other officials before ...

Former national security officials reacted with shock and horror to revelations in The Atlantic that top members of President ...

He recommended moving sensitive discussions away from commercial messaging platforms such as Signal and back to secure military communication ... the leak’s potential impact on intelligence ...

One of the best ways to avoid the problem of ‘shadow IT’ is building systems that are both highly secure and highly usable.

Democrats pushed back, saying the leaked military plans show a sloppy disregard for security, but Ratcliffe insisted no rules were violated. “My communications to be clear in the Signal message ...

A journalist was accidentally added to the Signal chat group discussing U.S. military attack plans on Houthi targets in Yemen. In the aftermath of that leak, revealed by Jeffrey Goldberg of The ...

and even Vice President JD Vance said he thought the operation was “a mistake” in a Signal chat published by The Atlantic ...

President Trump said his national security adviser, Mike Waltz, "learned a lesson" after he opened up a secret chat of Trump officials to a reporter.