The field of secure key distribution and exchange systems represents a critical frontier in ensuring data confidentiality and integrity in modern communications. These systems, which encompass both ...

Korean researchers have successfully established a measurement protection (MP) theory that enables stable quantum key distribution (QKD) without the need for measurement correction of quantum states, ...

To push beyond this boundary, the team developed a quantum repeater system capable of creating memory–memory entanglement between two separate nodes. By linking these nodes through entanglement ...

In the era of instant data exchange and growing risks of cyberattacks, scientists are seeking secure methods of transmitting information. One promising solution is quantum cryptography—a quantum ...

MicroCloud Hologram Inc. has announced a groundbreaking proposal for a high-dimensional quantum key distribution (QKD) protocol that utilizes quantum Fourier transform and quantum-controlled NOT gate ...

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.

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 ...

Researchers present a new comprehensive framework for modeling pointing error in quantum key distribution optical wireless systems NEW YORK, Jan. 19, 2026 /PRNewswire ...

An SES-led consortium of 20 European companies, with the European Space Agency (ESA) and European Commission support, will design, develop, launch and operate the EAGLE-1 satellite-based end-to-end ...

Researchers at Toshiba have developed a method that they say makes it possible — barring a change in the laws of physics — to absolutely secure distribution of encryption keys across a network. Their ...

MicroAlgo Inc. announced the integration of its quantum image LSQb algorithm with quantum encryption technology to create a new system for secure information hiding and transmission. This innovative ...