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 Pentagon watchdog report has found that Defense Secretary Pete Hegseth put U.S. service members at risk when he used the Signal messaging app to discuss a military strike in Yemen earlier this year.

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 ...

Secretary of Defense Pete Hegseth risked compromising sensitive military information, which could have endangered American troops and mission objectives, when he used Signal in March of this year to ...

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 ...

Privacy-focused messaging app Signal announced on Monday that it’s introducing a feature that allows users to back up their text conversations for free, along with ...

"Our results don't solve the mystery of the Wow! Signal, but they give us the clearest picture yet of what it was and where it came from." When you purchase through links on our site, we may earn an ...

A hacker has exploited a vulnerability in TeleMessage, which provides modded versions of encrypted messaging apps such as Signal, Telegram, and WhatsApp, to extract archived messages and other data ...

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 ...

Defense Secretary Pete Hegseth reportedly directed a desktop computer in his Pentagon office be installed with the messaging app Signal, adding another layer to the controversy around his use of the ...