TeleMessage, an encrypted messaging app based upon Signal, has been temporarily suspended out of "an abundance of caution" ...

In the wake of SignalGate, a knockoff version of Signal used by a high-ranking member of Trump's Administration was hacked.

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

Signal updates its messenger software. It can now send time-controlled voice messages on Android, for example.

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

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

TeleMessage, a messaging application employed by former U.S. National Security Adviser Mike Waltz, has suspended its services ...

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

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

Retired Brig. Gen. Anthony Tata, President Trump’s pick for a top Pentagon post, came under fire at his Senate confirmation ...

Good morning. Mostly sunny with a high around 77. A low around 60 overnight. The Nationals will host the Cleveland Guardians ...

How long will the conclave last? NBC News’ Steve Kornacki explains the history behind past elections to pick a new pope, ...