National security officials are using commercial apps over secure communications systems that feel burdensome. New apps offer ...

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

Sen. Ron Wyden (D-Ore.) is calling on the Department of Justice to investigate the risks associated with Trump administration ...

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

Hackers say they have breached the message archiving system Trump officials have adopted since the Signal chat debacle in ...

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

Trump previously discouraged his officials from using Signal following “Signalgate,” when Mike Waltz added a journalist to a ...

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 clone of the messaging app Signal, which was being used by since-ousted national security advisor Mike Waltz during a ...