Q-day refers to the day a cryptographically relevant quantum computer becomes powerful enough to break public-key encryption.

Why Vitalik Buterin sees quantum computing as a real threat to Ethereum’s cryptography, what experts expect and how the ...

Saudi Arabia has deployed its first quantum computer, renewing questions about the future of blockchain security.

Designed to accelerate advances in medicine and other fields, the tech giant’s quantum algorithm runs 13,000 times as fast as software written for a traditional supercomputer. A quantum computer at ...

Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price. Unhappy with their meager profits, they meet one night in a ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

There was an error while loading. Please reload this page. In mathematics and computer science, an algorithm ( ) is a finite sequence of mathematically rigorous ...

According to the report, China had access to a National Guard system for about nine months in 2024, from March through December. Authorities have not disclosed which state was affected. (Scripps News) ...

RSA encryption is a major foundation of digital security and is one of the most commonly used forms of encryption, and yet it operates on a brilliantly simple premise: it's easy to multiply two large ...