Signal protects conversations, but it was never designed to safeguard U.S. war plans — and using it that way carried real risk for American forces.

The Signalgate scandal that enveloped US Secretary of Defense Pete Hegseth in March appears to be symptomatic of a wider lax attitude towards the use of non-approved messaging apps by officials and employees, a Senate Committee has concluded.

Signal has been the most high-profile app in the news lately because of the controversy surrounding its use by Defense Secretary Pete Hegseth. Signal is a secure messaging platform known for end-to-end encryption, often used for private communication.

The Trump administration is facing heavy blowback for using Signal, a messaging app, to discuss sensitive military plans. On March 24, officials’ usage of the app was revealed after The Atlantic editor Jeffrey Goldberg published a story titled "The Trump ...

The security of U.S. government officials’ communications has come under the spotlight again after a modified Signal app used to archive data from third-party messaging apps was hacked in less than 30 minutes. The app in question is a cloned version of ...

The encrypted messaging app Signal is receiving renewed attention after high-level members of President Donald Trump’s administration inadvertently added a journalist to a group chat discussing military action in Yemen. Questions about the security of ...

Democrats stretching back nearly a decade have touted the use of the encrypted messaging app Signal, long before the Trump administration came under the national spotlight for using the app to discuss a plan of attack on terrorists in Yemen. "We have all ...

SIM binding is a process where a messaging app verifies that the registered SIM card remains active in your device. If the SIM is removed, replaced, or deactivated, the app will stop functioning.