Extended Data Fig. 6: Illustration of the processes of key relay and encrypted communication between Jinan station and Nanshan station within two satellite orbits. | Nature

Extended Data Fig. 6: Illustration of the processes of key relay and encrypted communication between Jinan station and Nanshan station within two satellite orbits.

From: Microsatellite-based real-time quantum key distribution

Extended Data Fig. 6: Illustration of the processes of key relay and encrypted communication between Jinan station and Nanshan station within two satellite orbits.The alternative text for this image may have been generated using AI.

a, Key relay. b, Encrypted communication. By leveraging the satellite as a trusted relay, both key relay and encrypted communication can be realized between the two OGSs.

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