Signal, TeleMessage, WhatsApp—these platforms were built for personal use. Yet, increasingly, they are being repurposed in environments where transparency, compliance and operational integrity are non ...

Hackers are actively targeting a messaging app used by federal agencies The app was also involved in the Signalgate scandal ...

The US security watchdog CISA has warned that malicious actors are actively exploiting two flaws in the Signal clone ...

CISA says two more vulnerabilities in the messaging application TeleMessage TM SGNL have been exploited in the wild.

A new Russian law authorizes the creation of a state-run messaging app that is intended to decrease Moscow's reliance on ...

TeleMessage drew media attention after a Reuters photograph showed Mike Waltz checking its version of Signal during a cabinet meeting.

A hacker who breached communications used by ex-Trump adviser Mike Waltz accessed messages from more US officials than reported, raising serious data security concerns in the administration.

A significant cyberattack breached TeleMessage, a communications app (a Signal fork) used by numerous US government officials, including White House staff, Secret Service, and diplomatic personnel.

Days after former National Security Adviser Mike Waltz was caught in photos using a Signal dupe called TeleMessage Signal, or TM SGNL, a hacker broke into the app and was able to access sensitive ...

The “knock-off” Signal app Mike Waltz was caught using, which lacks security guarantees, can be hacked in “15 to 20 minutes,” according to a report. Days after former National Security Adviser Mike ...

The “knock-off” Signal app Mike Waltz was caught using, which lacks security guarantees, can be hacked in “15 to 20 minutes,” according to a report. Days after former National Security Adviser Mike ...