Quantum tagging for tags containing secret classical data (2011)

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Considers QPV in the setting when the verifiers and the prover pre-share a secret. Shows that then QPV is unconditionally secure by indefinitely expanding the secret using QKD.

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Position-Based Quantum Cryptography

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2026-10-10

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Position-Based Quantum Cryptography › Ways Around the Universal Attacks on QPV: “Considers QPV in the setting when the verifiers and the prover pre-share a secret. Shows that then QPV is unconditionally secure by indefinitely expanding the secret using QKD.”