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 ...

On Monday, a report from 404Media found that a hacker obtained direct messages and CBP contact information from TeleMessage after Mike Waltz was spotted using the company’s modified version of Signal.

After a hacker reportedly stole data from TeleMessage Signal that included references to CBP, the agency has now confirmed ...

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

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

TeleMessage's modified Signal app, TM SGNL, used by Trump officials, has been found to allow plaintext chat access, leading ...

TeleMessage, the app that President Trump’s former national security adviser, Mike Waltz, appeared to use to archive his ...

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 ...

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

TeleMessage, an Israeli software company that sells a modified version of the encrypted messaging app Signal to the U.S.

Portland-based Smarsh faces scrutiny as its TeleMessage business is hacked, compromising messages including those of Mike ...