The scheme can be generalized to realize the long range quantum secure communication.
采用该方案可以实现远距离量子保密通信。
The quantum communication network marries a variety of GHZ states to well establish the secure key distribution system employed in conjunction with the nodes and control centers.
这个量子密钥传输协议在通信节点和控制中心之间通过多个GHZ对构建安全的密码分配系统。
This scheme is secure absolutely, it can be applied in a quantum communication network, as well as quantum identification, and it is easy to realize by the present-day technologies.
该方案具有绝对的安全性，可以应用在量子通信网络中，同时还具有量子身份认证的功能，并且在现有技术条件上完全能够实现。
The scheme can be applied in the distributed quantum communication network. It is proved unconditional secure.
该方案可以应用在分布式量子通信网络中，并证明是无条件安全的。
Then a controlled quantum secure direct communication scheme is presented based on the teleportation.
以这种量子控制传态为基础，还提出了一种量子安全直接通信方案。
Based on the order rearrangement of single photon sequence, we present a multiparty controlled quantum secure direct communication protocol.
基于单光子序列的顺序重排，提出了一种可应用于一些特殊的场景的多方控制的量子安全直接通信协议。
Quantum communication is an unconditional secure communication manner using qubits to transmit information.
量子通信是利用量子位进行信息传送的一种绝对安全的通信方式。
A quantum secure direct communication protocol using EPR pairs and single photon is proposed. Analysis results show that the protocol is secure.
在此基础上，提出了一种基于EPR对和单光子的量子安全直接通信协议，分析结果证明该协议是安全的。
Quantum cryptography provides a new method for absolutely secure communication, which is guaranteed by the inviolability of a Law of Nature, and any advanced technologies cannot decipher it.
量子保密通信提供了一种绝对安全的通信方案，它的安全性由不可改变的自然规律保证，是任何技术都无法攻破的。
Quantum cryptography provides a new method for absolutely secure communication, which is guaranteed by the inviolability of a Law of Nature, and any advanced technologies cannot decipher it.
量子保密通信提供了一种绝对安全的通信方案，它的安全性由不可改变的自然规律保证，是任何技术都无法攻破的。
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