U.S. intelligence agencies intercepted an encrypted Iranian signal that federal officials believe could be linked to the activation of dormant operatives inside the United States, according to threat ...

US authorities intercepted an encrypted transmission believed to originate in Iran that could signal the activation of ...

As national security services warn that Russian hackers are currently engaged in new global attacks against WhatsApp and Signal users, here’s how to stay safe.

By Anthony Deutsch AMSTERDAM, March 9 (Reuters) - Russian-backed hackers have launched a global cyber campaign to gain access ...

Signal, the encrypted messaging app trusted by security-savvy users around the world, has confirmed that hackers have managed to takeover accounts — with government officials and journalists among ...

The messaging app Signal made news in March after a handful of White House officials, including Vice President JD Vance, used the app to communicate with each other (and, inadvertently, a journalist) ...

The Nevada DMV communicated with ICE over Signal for its work on a federal task force that it says does not relate to ...