给出了一个基于量子单向函数的非交互式经典消息认证加密协议。
A classical message authenticated encryption protocol based on quantum one-way functions was proposed.
这种改进方案对其它带有噪声的量子密码协议同样适用。
The improvement we present can be applied to other quantum cryptographic protocol with noise.
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.
协议的安全性由量子不可克隆定理和单光子序列的秘密传输顺序所保证。
The security for the protocol is ensured by the quantum no-cloning theorem and the secret transmitting order of the single photon sequence.
最后用BB 84协议对量子密钥生成与分发进行了程序模拟。
The quantum key distribution of BB84 protocol is simulated on the computer at the end of the paper.
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.
理论计算证明了量子密钥分配协议在这种攻击策略下仍具有足够的安全性。
It is shown that there is still an asymptotic perfect security of quantum key distribution under this attack strategy.
首先，在研究BB 84协议各种具体实现方法的基础上，提出了一种基于偏振编码的量子密钥分发方案，该方案仅使用一台单光子探测器。
Firstly, based on the analysis of some implementations of BB84 protocol, we developed a scheme of quantum key distribution by using polarization encoding and only one single photon detector.
给出了在经典计算机上表示量子态的制备和测量方法，并编制相应的程序，实现了多种量子密钥分配协议仿真。
Methods to express the preparation and measurement of quantum states on current computer and the basic algorithms for simulating the quantum key distribution protocols were given.
辫子群是一种新兴的适用于量子计算机时代的公钥密码平台，但是目前基于辫子群的密钥协商协议AAG、AAFG和BDH等都有不同程度的安全弱点。
It seems that braid group is a kind of considerable public key cryptography platform, but current key agreement protocols, such as AAG, AAFG and BDH, all have different degrees of security weaknesses.
该量子同步通信协议在经典通信和量子通信中都有重要的应用价值。
The proposed quantum synchronous communication protocol will find its great significance both in classical communication and in quantum communication.
从分析经典量子密钥分配协议——BB 84协议入手，发现了其在通信效率上存在问题，并由此出发提出了一个新的改进方案。
From analysis of the classic quantum crypt-key allotment agreement called BB84, problems existing in correspondence efficiency are discovered. A new improvement project is put forward.
在自由空间量子密钥分配中，单光子源采用具有泊松分布的高度衰减激光脉冲，量子密码术协议采用BB 84和B92协议。
Highly attenuated laser pulses with Poisson distribution are used as single-photon sources and the BB84 and B92 protocols are used for free-space quantum key distribution.
本文在充分掌握了量子密钥研究现状的基础上，重点针对BB 84量子密钥分配协议展开了研究。
In this paper, the author, under the full grasp of status of quantum cryptographic key research, does research concentrating on the BB84 quantum cryptographic key distribution protocol.
讨论了一个不同于BB 84协议的量子密匙传输协议的安全性。
A new quantum key distribution protocol that differs from the BB84 protocol is analysised.
该文根据量子密钥分配原理，提出了实现对称密码体制密钥的绝对保密的量子密钥分配协议。
According to quantum key code distribution's principle, this paper has put forward absolutely safe protocol of quantum key code distribution for realizing the key of symmetrical cryptosystem.
基于量子一次一密和量子密钥分配，提出了一种针对经典消息的高效量子签名协议。
An efficient quantum signature protocol of classical messages which was based on quantum one-time pad and quantum key distribution was presented.
该文主要介绍三个基本的量子密码协议，即BB 84协议、HBB协议和BF协议，分析了量子身份认证协议的研究现状。
This paper introduces three basic Quantum Cryptographic Protocols. There are BB84 Protocol, HBB Protocol and BF Protocol. And also discusses study of Quantum Authentication Protocols.
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.
通常的量子密钥分配协议都需要一个辅助的经典信道来生成量子密钥。
In previous quantum key distribution protocols a auxiliary classical channel is needed.
其中最具代表性的是基于测不准原理的BB 84协议以及基于两个非正交量子态的B92协议。
The most typical protocols among them are the BB84 protocol, which is based on the principle of uncertainty and the B92 protocol, which is based on two non-orthogonal states.
在给出量子分发信道时分复用方案和量子交换机方案的基础上，提出了量子时分多用户通信方案及通信协议。
Based on the quantum channel time division multiplexing scheme and the quantum switch scheme, a quantum time division multiuser communication scheme and communication protocol are proposed.
当前的量子通信协议和密钥分配系统，大多是基于点对点、一对一的单行系统，而现实中的通信网络是一对多、多对多的复杂系统。
The QKD protocols and the available QKD system are mostly based on the point-to-point, or one-to-one network, while the real communication needs one to many, many-to-many network.
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.
介绍了为验证量子密钥分发协议而设计的专用数据采集系统。
The experimental research on a stable free-space quantum key distribution system with low noise;
接着详细介绍量子密钥分发的实现原理、主流协议及量子密钥分发网络的最新研究成果。
Then the principle of QKD was discussed in detail together with an introduction on the mainstream of QKD protocol and the latest QKD network research.
接着详细介绍量子密钥分发的实现原理、主流协议及量子密钥分发网络的最新研究成果。
Then the principle of QKD was discussed in detail together with an introduction on the mainstream of QKD protocol and the latest QKD network research.
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