潜艇在下潜时必须与海军基地保持安全的通信。量子通信技术能够担当如此重任吗？
SUBMARINES must be able to talk securely with remote naval bases while remaining submerged. Could quantum communications allow them to pull off this technically challenging feat?
中国的研究人员希望利用这颗卫星和量子通信，在地面上的两个地点之间建立安全的信息传输。
The Chinese researchers hope to use the satellite and quantum communications to establish secure transmissions between two ground sites.
NuCrypt公司专有的“AlphaEta”量子噪声随机物理层加密技术代表了超安全高数据速率光通信的新模式。
NuCrypt's proprietary "AlphaEta" quantum-noise randomized, physical-layer encryption technology represents a new paradigm in ultra-secure, high data-rate optical communications.
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。
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.
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。
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.
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。
The scheme can be applied in the distributed quantum communication network. It is proved unconditional secure.
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。
Based on the order rearrangement of single photon sequence, we present a multiparty controlled quantum secure direct communication protocol.
量子密码学是实现通信系统绝对安全的有效解决方案。
Quantum cryptography is considered as a promising solution towards absolute security in communication systems.
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。
Then a controlled quantum secure direct communication scheme is presented based on the teleportation.
这为量子保密通信中密钥的安全管理提供了新的思路和方法。
It provides a new way of thinking and a new method for managing the key safely for the quantum secret communication.
今年7月，《自然》杂志(Nature)发表了一篇文章，介绍中国这个项目。文中称，对量子通信做手脚的任何行为都会被发现，而这正是这种方式安全的原因。
An article about the Chinese program published by the journal Nature in July said any tinkering with quantum communications would be detectable, which is why the method is secure.
量子密码是与计算机密码处于同一时代的密码学分支，它以量子力学为基础，能实现无条件安全的保密通信。
Quantum cryptography and computer cryptography are two branches of cryptography at the same age. Quantum cryptography based on the quantum mechanics can achieve unconditionally secure communications.
然而，基于量子物理原理的量子密码学已被证明是保密通信中密钥安全分配的有效手段。
Nevertheless, quantum cryptography, which is based on quantum physics, has been proved to be an effective technique for secure key distribution.
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。
Quantum communication is an unconditional secure communication manner using qubits to transmit information.
量子密钥分配特别适合光通信环境，而且可以实现无条件安全性。
Quantum cryptograph has extraordinary adaptability to the optical communication and unconditional security which classical cryptography has been striving for.
量子保密通信系统以量子力学中的基本定理为基石，可以提供绝对的信息安全。
Quantum cryptography communication system is based on principles of quantum mechanics, thereby it can provide absolute security of information.
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.
在提出的新协议中，量子密钥分发被用于认证和数据加密当中，由此可以保证无线通信网络的绝对安全性。
In the new protocol we raised, QKD is used in both authentication and data encryption in order to ensure the absolute security of wireless communications.
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。
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。
A quantum secure direct communication protocol using EPR pairs and single photon is proposed. Analysis results show that the protocol is secure.
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