Reuters identified more than 60 government users of the messaging platform TeleMessage in a cache of leaked data provided by ...

More than 60 government officials used ‘knock-off’ Signal app – and a hacker got all their data - TeleMessage takes versions ...

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

The company behind the Signal clone used by at least one Trump administration official was breached earlier this month. The ...

TeleMessage provides secure archiving services for a variety of messaging apps, including Telegram and WhatsApp. In this case ...

Last week, however, Waltz’s phone made headlines again: on Thursday, the same day that Waltz would be ousted from his ...

Revelations about the defense secretary’s passwords came after he discussed details of planned U.S. airstrikes on a messaging ...

The messaging app used by some members of the Trump administration and the US government has been hacked, according to a new ...

RONALD J. DEIBERT is Professor of Political Science and Director of the Citizen Lab at the University of Toronto Munk School of Global Affairs and Public Policy. He is the author of Chasing Shadows: ...

A new analysis of TM Signal’s source code appears to show that the app sends users’ message logs in plaintext. At least one ...