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

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

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

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

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