Few people have invented an algorithm with the potential to spark a worldwide crisis, so why is quantum computing pioneer ...

Ethereum creator Vitalik Buterin told developers in Buenos Aires on Tuesday that quantum computers will have the ability to break the cryptography holding Bitcoin and others as early as 2028. Vitalik ...

Online data is generally pretty secure. Assuming everyone is careful with passwords and other protections, you can think of it as being locked in a vault so strong that even all the world’s ...

This article is part of a package on the future of quantum computing. Read about the most promising applications of these machines here and see an illustrated field guide to qubits here. Inside a ...

For years, the threat of quantum computing lived comfortably in the category of “interesting but distant,” but that comfort is gone.

Building a utility-scale quantum computer that can crack one of the most vital cryptosystems—elliptic curves—doesn’t require nearly the resources anticipated just a year or two ago, two independently ...

The risk of a future 'Q-Day,' described by experts as the moment quantum computers could break widely used internet encryption, is growing as researchers warn the timeline may be closer than once ...