A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials. "I don't even know where to start with this," says one expert.

The communications app TeleMessage, which was spotted on former US national security adviser Mike Waltz's phone, has suspended “all services” as it investigates reports of at least one breach.

Mike Waltz seemed to use the app at last week's Cabinet meeting, according to a photograph published by Reuters.

A recent cyber breach involving the government-grade messaging platform TeleMessage has revealed that dozens of U.S. federal ...

TeleMessage takes versions of popular apps and makes it possible to archive messages in adherence with government regulations ...

Review finds texts from over 60 government employees in hack of TeleMessage public records compliance service after ex-Trump ...

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

Days after former National Security Adviser Mike Waltz was caught using a knock-off Signal app, a hacker broke into the ...

A hacker breached the communication service TeleMessage, used by former Trump adviser Mike Waltz, compromising over 60 ...

A hacker breached TeleMessage, a communications service used by U.S. officials, intercepting messages of over 60 government ...

A recent cyberattack on TeleMessage, a government-used encrypted messaging platform, has exposed communications from over 60 ...

While most of the intercepted messages were fragmentary and no classified information was found, some communications ...