WhatsApp is rolling out username support in beta. But it's available only to a limited number of users. This keeps the phone ...

WhatsApp has started rolling out support for usernames, allowing users to keep their phone numbers private while still using ...

Opinion: Worried about warrantless phone searches in the US? Here's what legal experts say is your best defense now.

South Korea is extending its trial of facial recognition for mobile phone registrations, with the Ministry of Science and ICT announcing that the pilot will now run through June 30. The system, ...

Abstract: Chaotic antenna arrays (CAAs) have been shown to produce enhanced and robust RF fingerprints, enabling more reliable device authentication using machine learning (ML) compared to traditional ...

Washington’s hottest commodity is a 10-digit number that can swing financial markets, drive the news, and shift policy—but only if the timing is right. The White House has received reports in recent ...