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, 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 ...

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

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 ...

TeleMessage, a communications app reportedly used by former U.S. National Security Adviser Mike Waltz, has suspended ...

Updates and the latest news as Trump announces Washington will host the NFL draft and signs executive orders. He joined NBC's ...

Smarsh, the Oregon-based owner of TeleMessage, said Monday it was “investigating a potential security incident” and suspended ...