Mike Waltz to represent US interests at the UN. He's expected to prioritize President Trump’s America first agenda.

National security officials are using commercial apps over secure communications systems that feel burdensome. New apps offer ...

Application performance monitoring provider AppSignal has raised $22 million in a Series A funding round led by Elsewhere Partners.

Sen. Ron Wyden (D-Ore.) is calling on the Department of Justice to investigate the risks associated with Trump administration ...

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

Hackers say they have breached the message archiving system Trump officials have adopted since the Signal chat debacle in ...

A hacker breached TeleMessage, a company that sells a modified version of Signal to the US government. Mike Waltz was spotted ...

Signal is back in the headlines, but this time it’s not for a security breach, but rather a high-profile example of how it’s designed to work.

Smarsh, the Oregon-based owner of TeleMessage, said Monday it was “investigating a potential security incident” and suspended ...

Participants on a Signal group chat discussion ... of the most powerful agencies in the national security community were freely texting over an app that was not approved for sensitive ...

Defense Secretary Pete Hegseth reportedly had an internet connection that bypassed Pentagon security protocols set up in his office to use the Signal app on a personal computer. (Mark Schiefelbein ...

Signal is an encrypted app, and its security for a commercial messaging service is considered very good. But malware that installed a key logger or keystroke capture code on a phone would allow ...