在数字混沌保密通信研究的基础上，提出了一种多混沌方程协助生成密钥序列的新方案。
Based on the research of digital chaos communications, a new method that generates key sequences by using more chaotic equations is presented.
以双混沌互扰系统作为序列密钥发生器，提出一种改进的二值序列量化方法。
Taking dual chaotic inter-perturbed system as sequence key generator, an improved quantization method for converting chaotic sequence to binary sequence was put forward.
混沌信号高度的初值敏感性，使得密钥具有非常大的取值空间。
The key space is considerable large because of chaotic signal's high sensitivity to initial values.
给出了一种新的信道加密的思想——将混沌加密技术应用于网络传输通信。基于此思想实现了一个密钥文本的P 2 P网络传输系统。
Carrying out a new channel encryption method based on chaotic encryption, and employing this method to develop a key text P2P transmission system.
使用数字可编程芯片TMS320 VC 5402实现了实时保密编码，并对混沌符号密钥的相似性作了分析。
Then, we realize the real-time secret coding on the digital chip TMS320VC5402 and analyze the similarity of symbol secret keys.
该协议克服了之前提出的基于混沌的密钥协商协议的一些缺陷，具有较高的安全性。
This protocol overcomes the drawbacks of several previously proposed chaotic key agreement protocols, so it is effective and secure.
水印的相关检测只需要知道位置密钥和混沌序列密钥，不需要原始图像的参与，因而是盲检测水印方法。
It is a blind detection watermark since we detect watermark by position key and chaos sequence key without original image.
在数据加密系统中，通常利用混沌模型迭代产生的序列作为密钥，以保障数据安全，防止非法篡改和窃取。
In the data encryption systems, chaotic sequences can be used as the secret key to guarantee the safety of data and prohibit the juggle and steal unlawfully towards the data we sent.
该二值序列可以用一个混沌初始值，即混沌序列密钥来生成。
该方法在现有的混沌数字水印系统基础上，增加一个混沌映射作为私有密钥来克服有限字长效应和提高算法的抗破译性。
To overcome finite word length effects and improve its resistance to the attack of crypt analysis, a chaotic map as a private key is added to the existing chaotic watermarking systems.
首先将水印信息进行PDF417编码，并在密钥控制下进行混沌序列置乱后得到二值水印图像；
Firstly, it can be obtained 2-value watermark image by PDF417 coding to watermark information and chaotic sequence scrambling.
针对DES密钥空间过小而不能抵抗穷举攻击的问题，本文给出了一种基于混沌映射的密钥空间拓展方法，从而构造了一种混沌变形DES算法。
To aim at the problem that the key space of DES is too small to prevent exhaust attacks, an expanding key space method is proposed and a chaotic transformed DES algorithm is constructed.
根据非线性动力学中的混沌理论设计了一种混沌序列密码，利用该序列密码与RSA公开密钥算法构造了一种新的混合密码体制。
In this paper, a new chaos stream cipher was proposed based on the chaos theory of nonlinear dynamics. Combining this stream cipher with RSA algorithm, we construct a new hybrid cryptosystem.
混沌；密钥流；抽样编码； 流密钥生成；
Chaos; Key stream; Sample and encoding; Stream key generation;
结合双混沌系统以及传统散列函数的优点，提出一种新的带密钥单向散列函数的构造方法。
Combining the advantages of chaotic coupled system and conventional one-way hash algorithm, a new keyed one-way hash function was presented.
为克服目前基于混沌序列的置乱算法安全性不够高，密钥空间小的缺点，本文提出了一种新的双随机置乱算法。
In this paper, we present a novel encryption algorithm for MPEG audio data including all three layers that is based on a random permutation scheme.
为克服目前基于混沌序列的置乱算法安全性不够高，密钥空间小的缺点，本文提出了一种新的双随机置乱算法。
In this paper, we present a novel encryption algorithm for MPEG audio data including all three layers that is based on a random permutation scheme.
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