Part one explained the physics of quantum computing. This piece explains the target — how bitcoin's encryption works, why a ...

Building a utility-scale quantum computer that can crack one of the most vital cryptosystems—elliptic curves—doesn’t require ...

The dreaded Q-day could arrive sooner than expected, and when it does, experts say we need to be ready. Reading time 8 minutes In 1994, American mathematician Peter Shor developed a quantum algorithm ...

With growing focus on the existential threat quantum computing poses to some of the most crucial and widely used forms of ...

A lot has been made about a post-quantum computer future in which traditional encryption methods have suddenly been rendered ...

Every online bank transfer, private message and Bitcoin transaction rests on the assumption that some math problems are practically impossible to solve. Quantum computers threaten to flip that ...

Somewhere on a blockchain right now, a Bitcoin address that last moved coins in 2015 is sitting with its public key fully exposed, waiting for its owner to return. That owner may have years to act, or ...

Michele Mosca of the Institute for Quantum Computing and Dept. of Combinatorics & Optimization, University of Waterloo and St. Jerome’s University, and Perimeter Institute for Theoretical Physics ...