stream cipher

In this paper, after a brief overview of the self-synchronous stream cipher, a specific design of these modules was made.

自同步序列密码是流密码当中的一种，其具有很好的自同步的特性。

This paper presents a method of chaotic encryption system based on self-synchronous stream cipher and the chaotic sequence is applied to the digital voice secure communication.

提出一种基于自同步序列密码的混沌加密系统，并将产生的混沌序列用于数字语音保密通信。

A rapid digits expansion algorithm of algebraic number was built to calculate stream cipher using Sturm's tool and dichotomy.

利用Sturm定理和二分法，给出一类代数数的快速展开计算密钥流的算法。

A Stream Cipher Based Multifactor Authentication System

一种基于流密码的多因素认证系统

Pseudo-random sequences are widely used in global positioning systems, code division multiple access, ranging systems, spread spectrum communication systems, stream cipher and so on.

伪随机序列在全球定位系统、码分多址系统、测量距离系统、扩频通信系统、流密码等领域都有广泛的应用。

Chaotic stream cipher encryption algorithms based on logistic mapping and lorenz equation are proposed in this paper.

提出了基于Logistic映射的混沌序列密码加密算法和基于Lorenz系统的混沌序列密码加密算法，给出了C语言程序的图像加密实例。

Simulation results indicate that the stream cipher has favorable statistic characteristics.

仿真结果表明该算法具有良好的统计特性.

Pseudo random sequence has broad applications in stream cipher , channel coding, and spread spectrum communication.

伪随机序列在流密码 、 信道编码 、 频通信等领域有着广泛的应用.

Stream cipher and block cipher are main cipher systems in image encryption algorithm based on bit operation.

流密码与分组密码是基于位运算的图像加密算法中两种主要密码体制。

An improved algorithm of fast correlation attack on stream cipher is proposed.

提出一种针对序列密码的改进的快速相关攻击算法.

Reconfigurable Feedback Shift Register Instruction Based on Stream Cipher

基于流密码的可适配反馈移位寄存器指令

The encryption scheme in modern cryptography includes symmetric encryption and asymmetric encryption and the former is further classified as block cipher, stream cipher and hash function.

现代密码学中加密算法包括对称加密和非对称加密，前者又分为分组密码，流密码和Hash函数。

Linear complexity and k-error linear complexity of the stream cipher are two important standards to scale the randomicity of key sequences.

序列的线性复杂度与k-错线性复杂度是度量密钥序列伪随机性的两个重要指标。

Recently linear approaching analysis and correlation analysis are two important attack methods against the feedforward stream cipher, and it is a valuable work in cipher analysis and design to find new analysis ways or to improve the success probability of those now existing attack methods.

目前对前馈流密码系统的两种重要分析方法是线性逼近分析和相关分析，如何找到新的分析方法，或者如何提高现有分析方法的成功率，是密码设计与分析研究中很有意义的工作。