The original version of this story appeared in Quanta Magazine. For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a ...

Protecting your online accounts is crucial, and a hardware security key is one of your effective defenses. These are the top security keys we've tested for keeping your information private and secure.

In January, Microsoft introduced a new key to Windows PC keyboards for the first time in 30 years. The Copilot key, dedicated to launching Microsoft’s eponymous generative AI assistant, is already on ...

Private keys act like passwords, essential for accessing and controlling cryptocurrency. Misplacement or theft of a private key results in irretrievable loss of associated crypto. Storing private keys ...

Apple’s iMessage offers a secure identity verification system that enterprise professionals might want to use. Here's everything you need to know about Contact Key Verification. Many business ...