Efficient generation and reliable distribution of quantum entangled states is crucial for emerging quantum applications, ...

Andrew Jenkins has worked as an information analyst for an intelligence agency in Washington, D.C., for over 14 years. He is the author of the 2022 book, The Devil Made Crypto. Follow him on LinkedIn.

Scientists at Peking University in China have cracked how to build long-distance quantum communication ...

Quantum secure communication uses quantum mechanisms to secure classical (non-quantum) communication and is fundamental to national information security and socioeconomic development. One of the ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Quantum key distribution promises ultra-secure communication by using the strange rules of quantum physics to detect eavesdroppers instantly. But even the most secure quantum link can falter if the ...

The Qube research satellite to test quantum key distribution launched Aug. 16 on a SpaceX Falcon 9 rideshare. Credit: Zentrum Fur Telematik Credit: Center for Telematics, Wurzburg SAN FRANCISCO – Qube ...

Quantum communication has long promised unbreakable encryption, but the hardware has struggled to escape the lab. A new generation of laser-written glass chips is changing that equation, carving three ...

As quantum computers continue to advance, many of today's encryption systems face the risk of becoming obsolete. A powerful ...

A laser-written glass chip shows how fragile quantum signals can be decoded with high stability and low loss, offering a new ...