A hacker breached TeleMessage, a government-approved messaging app used by Trump administration officials, exposing archived ...

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

The unofficial version of Signal used by Donald Trump's former National Security Adviser Mike Waltz has been hacked, tech ...

A group of President Donald Trump’s cabinet members who inadvertently included the editor of the Atlantic in their Signal ...

A new analysis of TM Signal’s source code appears to show that the app sends users’ message logs in plaintext. At least one ...

The security of U.S. government officials’ communications has come under the spotlight again after a modified Signal app used ...

TeleMessage, an Israeli company that sells an unofficial Signal message archiving tool used by some U.S. government officials ...

More than a month after The Atlantic broke the story that top U.S. officials were sharing military attack plans on Signal, the Trump administration’s handling of sensitive data is still under scrutiny ...

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

President Donald Trump is expanding his purge of federal government employees, with a wave of firings at the Consumer Product Safety Commission.

Waltz was ousted Thursday, several weeks after the eruption of a scandal over his creation of a Signal group to share ...

Jill Biden was often accused of hiding her husband away and cutting him off from answering unscripted questions from the ...