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Cryptography

Cryptography

Multi-party quantum key distribution paves the way for quantum-secure conference calls

20 Jul 2021 Pradeep Niroula 
Photo of a researcher wearing laser safety goggles and bending over an optical bench
Quantum key distribution Researchers at Heriot-Watt University in Edinburgh, UK generated a secure key containing over a million bits and used it to securely share an image between four users in the network. (Courtesy: Joseph Ho)
Researchers in the UK and Germany have used quantum entanglement to securely distribute secret keys

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Pradeep Niroula is a PhD student contributor to Physics World. Pradeep is studying quantum error correction and complexity theory at the University of Maryland. Find out more about our student contributor networks
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