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

TeleMessage, a messaging app used by Trump adviser Mike Waltz, has suspended services after a hacker accessed sensitive ...

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

Three federal departments prohibited their employees from accessing TeleMessage — a message archiving app that former ...

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

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

In a concerning turn of events for cybersecurity, TeleMessage, an app used by former National Security Advisor Mike Waltz to ...

A photo of Mike Waltz's phone appeared to show that he was using TeleMessage, an app that modifies Signal and other ...

Senator Ron Wyden is raising serious red flags about a messaging app used by Trump-era officials—one that’s now at the center of a growing cybersecurity and national security scandal. In a letter to ...