Secretary of Defense Pete Hegseth has faced multiple allegations of sharing classified information on Signal, a commercially ...

The clone, TeleMessage, was the subject of a reported hack in which the contents of some direct messages and group chats were ...

Hegseth and other members of the national security team have drawn scrutiny over their use of Signal to hold sensitive talks.

The communications app TeleMessage, which was spotted on former US national security adviser Mike Waltz's phone, has ...

A messaging service used by former National Security Advisor Mike Waltz has temporarily shut down while the company ...

In a continuation of Signalgate, Hegsgeth came under scrutiny again last month, when the Washington Post reported that he not ...

Data pertaining to the U.S. Customs and Border Protection, Coinbase, and financial service providers like Scotiabank has ...

TeleMessage lets users archive their chats in secure messaging apps. However, the hacker reportedly found that TeleMessage’s ...

WASHINGTON (Reuters) -The unofficial version of Signal used by Donald Trump's former National Security Adviser Mike Waltz has ...

Mike Waltz was photographed using Signal in a Cabinet meeting the day before Trump announced he was replacing him as national ...

A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials.