A theoretical analysis shows how a person’s location in space could be verified by the transmission of single photons. A vital application of quantum networks may be within reach.
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The authors declare no competing interests.
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Alnawakhtha, Y., Miller, C.A. Where we are with quantum. Nat. Phys. 18, 611–612 (2022). https://doi.org/10.1038/s41567-022-01597-w