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Quantum Networks: Photons Hold Key to Data Security

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Photonics enables quantum key distribution to secure the world’s data.

NINO WALENTA AND LEE OESTERLING, BATTELLE

Quantum technology is no longer science fiction. Election results, health data, mobile phone communications, sensitive business information, banking transactions and user IDs — more and more applications are secured with quantum key distribution (QKD) in quantum telecommunication networks. The longest-running quantum network has been in operation for more than seven years, while the largest quantum network features more than 50 nodes. Today, quantum links have been established with satellites, planes and balloons. Illustration of the Chinese nationwide quantum key distribution...Read full article

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    Companies
    Published: April 2016
    Glossary
    optical communications
    The transmission and reception of information by optical devices and sensors.
    QKDquantum networksnetwork securityoptical communicationsBattelleNino WalentaLee OesterlingOpticskeysFeatures

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