Deterministic Secure Communication Without Using Entanglement

Chin. Phys. Lett.

2004, Vol. 21

Issue (4): 601-603 DOI:

Original Articles

Deterministic Secure Communication Without Using Entanglement

CAI Qing-Yu;LI Bai-Wen

Wuhan Institute of Physics and Mathematics, Chinese Academy of Sciences, Wuhan 430071

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CAI Qing-Yu, LI Bai-Wen 2004 Chin. Phys. Lett. 21 601-603

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Abstract We show a deterministic secure direct communication protocol using single qubit in a mixed state. The security of this protocol is based on the security proof of BB84 protocol. It can be realized by the current technologies.

Keywords: 03.67.Dd 03.67.Hk 03.67.-a

Published: 01 April 2004

PACS:	03.67.Dd	(Quantum cryptography and communication security)
	03.67.Hk	(Quantum communication)
	03.67.-a	(Quantum information)

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https://cpl.iphy.ac.cn/ OR https://cpl.iphy.ac.cn/Y2004/V21/I4/0601

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