TeleMessage, a Signal clone the Trump administration uses, has been hacked

A hacker has exploited a vulnerability in TeleMessage to breach the service and steal data, according to reporting by 404 Media. TeleMessage is an Israeli company that provides modded versions of encrypted messaging apps like Signal and Telegram.

It was revealed last week that former US National Security Adviser Mike Waltz used TeleMessage’s modified version of Signal to archive messages. Today's report indicated the presence of other high-ranking government officials in archived chats on the app, including Marco Rubio, Tulsi Gabbard and Vice President JD Vance.

The unnamed hacker was able to access archived chats, but it doesn’t look like they got into any of Waltz's conversations. The hack does, however, prove that the app’s message archiving service is not end-to-end encrypted.

The hacker also accessed contact information of government officials, login credentials for TeleMessage and data pertaining to the US Customs and Border Protection ...