The Pentagon’s latest report makes one thing clear: 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.

A Pentagon inspector general report concluded that Secretary of War Pete Hegseth sent sensitive, nonpublic strike information over the encrypted app Signal using his personal phone, a violation of ...

A highly critical inspector general report found Defense Secretary Pete Hegseth jeopardized troop safety and violated department policy by using the Signal app on his personal cell phone to discuss a ...

The Pentagon inspector general found Defense Secretary Pete Hegseth’s use of the Signal messaging app to discuss sensitive Yemen strike plans risked exposing U.S. tactics and endangering troops — even ...

The defense secretary has insisted no classified information was shared. A monthslong investigation into Defense Secretary Pete Hegseth's use of the commercial messaging app Signal is complete and its ...

The encryption protecting communications against criminal and nation-state snooping is under threat. As private industry and governments get closer to building useful quantum computers, the algorithms ...

The Pentagon’s internal watchdog has completed a monthslong review of Secretary of Defense Pete Hegseth’s use of Signal to discuss sensitive military operations and has submitted its findings to ...

The "Wow!" signal has been etched with a red marker in the memory of advocates for the search for extraterrestrial intelligence (SETI) since its unveiling in 1977. To this day, it remains one of the ...

TL;DR: Researchers in Italy developed WhoFi, a biometric tracking method using WiFi signal distortions caused by individuals to create unique identifiers. This deep learning-based technology enables ...

Signal has updated its Windows app to protect users' privacy by blocking Microsoft's AI-powered Recall feature from taking screenshots of their conversations. This new privacy feature, dubbed "screen ...

TeleMessage, an Israeli company that sells an unofficial Signal message archiving tool used by some U.S. government officials, has suspended all services after reportedly being hacked. Smarsh, the ...

A messaging service used by former National Security Advisor Mike Waltz has temporarily shut down while the company investigates an apparent hack. The messaging app is used to access and archive ...