Quantum digital signatures with quantum-key-distribution components (CROSBI ID 219394)
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Podaci o odgovornosti
Wallden, Petros ; Dunjko, Vedran ; Kent, Adrian ; Andersson, Erika
engleski
Quantum digital signatures with quantum-key-distribution components
Digital signatures guarantee the authenticity and transferability of messages and are widely used in modern communication. The security of currently used classical digital signature schemes, however, relies on computational assumptions. In contrast, quantum digital signature (QDS) schemes offer information- theoretic security guaranteed by the laws of quantum mechanics. We present two QDS protocols which have the same experimental requirements as quantum key distribution, which is already commercially available. We also give a security proof for the presented QDS schemes against coherent forging attacks.
quantum information; quantum communication; quantum cryptography
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Podaci o izdanju
91 (4)
2015.
042304-1-042304-12
objavljeno
1050-2947
10.1103/PhysRevA.91.042304
Povezanost rada
Fizika, Računarstvo, Informacijske i komunikacijske znanosti