quantum-information-computing / Quantum cryptography

Unconditional One-Bit Unclonable Encryption

Can one construct a plain-model, efficient, information-theoretically secure one-time unclonable-encryption scheme for one classical bit with exponentially small adversarial advantage?

25Significance / 100
1Frontier events
0Verification tasks
0Recorded attempts

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quantum-information-computingJul 23, 2026Significance 25/100Registry: unreviewed

Unconditional One-Bit Unclonable Encryption

Prior state unknownproved

Can one construct a plain-model, efficient, information-theoretically secure one-time unclonable-encryption scheme for one classical bit with exponentially small adversarial advantage?

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Can one construct a plain-model, efficient, information-theoretically secure one-time unclonable-encryption scheme for one classical bit with exponentially small adversarial advantage?

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Unconditional One-Bit Unclonable Encryption — Mathematical Frontier Network