To be “quantum safe,” a blockchain must adopt cryptographic primitives—signatures, hashing, key encapsulation—that could ...

Ever gotten a text saying you forgot to pay a nonexistent road toll or need to pick up a mystery package? Google's going ...

If we banned services and tools because they might be used in a crime, we'd also be banning hammers and screwdrivers and ...

The 35-year-old saga of Kryptos, an enigmatic sculpture containing four encrypted messages outside the CIA headquarters, just took a bizarre twist. Though cryptographers broke the first three passages ...

Setting up a new iPhone? We list the 5 essential free apps to install first, from messaging to must-have AI assistants and powerful photo editors.

Open the Settings app, swipe down to the bottom, and choose Privacy & Security. Choose Tracking, and tick off the All Apps to ...

Microsoft has revealed a new type of cyberattack it has called "Whisper Leak", which is able to expose the topics users ...

WhatsApp has launched a companion app for Apple Watch, enabling users to receive call notifications, read messages, and send ...

Recognizing this need, major online messaging services use a technique called end-to-end encryption, to secure and protect users' conversations.

The internet has become a foundation of personal and professional life. Every message, purchase, and data transfer leaves a ...

Samsung Messages being dead and gone also means it stopped receiving updates—including security updates. In other words, ...