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Quantum key distribution (QKD) has been positioned as a physics-based method of securing encryption keys that cannot be ...

Quantum dot–based time-bin QKD achieves stable, long-distance secure communication with practical performance.

A new Bar-Ilan University study points to a major advance in quantum information processing, demonstrating a way to send, ...

Some quantum cryptographers want to find ways to keep messages secret even if the rules of quantum mechanics don’t hold. The ...

Scientists have turned simple glass into a powerful quantum communication device that could safeguard data against future quantum attacks. The chip combines stability, speed, and versatility—handling ...

Quantum computers capable of breaking the Bitcoin blockchain do not exist today. Developers, however, are already considering a wave of upgrades to build defenses against the potential threat, and ...

ISC2 released a 30-minute primer on the cybersecurity implications of quantum computing. If you want to dig deeper, there are ...

Quantum computing encryption is reshaping how we think about digital security in a world built on encrypted communication. Today's systems rely on mathematical complexity, but emerging quantum ...

The code-cracking potential of future, powerful quantum computers poses a threat to data security, and governments and companies are installing infrastructure to try to shore up their defences, says ...

In Colorado, a machine the size of a small car holds single atoms suspended in an electromagnetic cage. Helios, the most advanced quantum computer ever built, manipulates them with lasers to solve ...

When quantum computing makes headlines, it’s typically one of two stories. The first is a promise: incredible power is coming. Engineering marvels from Silicon Valley or China, boasting quantum bits ...