密码术

公钥密码术（PublicKeyCryptography）从根本上讲是基于公钥/私钥对的。

Public Key Cryptography is fundamentally based upon a public / private key pair .

由于数字签名是建立在公用密钥密码术基础上的，因此计算一个数字签名所花的时间往往要比计算一个MAC长得多。

Because a digital signature is based on public key cryptography , it generally takes much more time to compute a digital signature than a MAC .

XML加密规范列出了许多必需的和可选的密码术算法，包括

The XML Encryption specification lists a number of required and optional cryptographic algorithms including

它是支持在Internet上进行安全通信的标准，并且将数据密码术集成到了协议之中。

It is the standard behind secure communication on the Internet , integrating data cryptography into the protocol .

详尽分析公钥体系架构的概念及所涉及的密码术、与标识相关的数字证书和数字签名，并给出PKI的部署方案实例。

The paper introduces the concept of PKI and related technologies including cryptography , digital certificate and digital signature .

量子密码术是一门崛起的新兴技术，其传输的安全性基于量子力学的Heisenberg不确定原理。

Quantum cryptography is an emerging technology The security of the transmission is based on Heisenberg 's uncertainty principle of quantum mechanics .

量子密码术使用QKD过程产生的密钥来加、解密经典信息，可实现不可破译、不可窃听的保密通信，其安全性由量子力学的基本定理保证。

QC uses quantum keys generated by QKD to encrypt and decrypt classic information , which make it impossible to be decrypted and eavesdropped by any third party . The security of QKD is protected by the basic laws of quantum mechanics .

使用密码术的软件保护与信息对抗术

Technique of Software Protection Using Cryptography and Technique of Information Confrontation

只用两个偏振态的量子密码术方案

A New Quantum Cryptography Protocol Using Only Two Photon Polarization States

另外，有些国家的政府已经对密码术的使用进行限制。

Moreover , some governments have limited the use of cryptography .

相位协变量子克隆在量子密码术中有重要的应有。

The phase-covariant quantum cloning has an important application in quantum cryptography .

量子密码术具有较好的应用前景。

There is a good application prospect of Quantum Cryptography .

该书的最后一章，论述了密码术的基础。

The last chapter dealt with simple forms of cryptography .

与任何密码术密钥一样，应该定期改变这些密钥。

As with any cryptographic keys , these should be changed periodically .

保证信息安全的最方便的方法是密码术。

The most convenient way to protect information is cryptography .

量子密码术的安全性信息论研究

Research of Information on the Security of Quantum Cryptography

基于可视密码术的小波域音频数字水印研究

The Study of Audio Watermarking in Wavelet Domain Based on the Visual Cryptography

密码术与防病毒策略的融合趋势

The Fusion Trend of Cryptography and Anti-virus Policy

量子信息学包括量子密码术、量子通信、量子计算机等几个方而，有着很重大的应用价值。

It includes quantum cryptography , quantum communication and quantum computer and so on .

另外，量子隐形传态在量子稠密编码和量子密码术中有许多应用。

Moreover , it may have applications in quantum dense coding and quantum cryptography .

基于偏振关联光子对的量子密码术实验方案

Quantum Cryptography Protocol Using Polarization Entangled Photon Pairs

其中包括自由空间量子密码术协议和量子密钥分配过程，以及自由空间量子密码术实验分析。

Free-space quantum cryptography is analyzed experimentally .

量子密码术中的即插即用系统

Plug and Play Systems for Quantum Cryptography

这两个密钥是通过密码术进行关联的。

These two keys are related cryptographically .

应用伪随机序列的量子密码术

Quantum Cryptography with a Pseudo Random Sequence

量子密码术：现在你看到了

Quantum cryptography : now you see it

量子密码术和量子保密通信是量子信息领域的两个重要的发展方向。

Quantum cryptography and quantum secret communication are two focus in the quantum information research field .

实用背包密码术的研究

Research on the Practical Knapsack Cryptography

多用户网络环境下量子密码术

Quantum cryptography under multi-user network environment

这种涉及到私钥和公钥对的方式也被称作公钥密码术。

This approach involving private and public key pairs is also known as public key cryptography .