使用长密钥的块密码比流密码更强。
Block ciphers with long keys are stronger than stream ciphers.
相关免疫是前馈网络流密码抵抗相关攻击的一种能力。
A correlation immunity is a capability of feedforward network stream ciphers resisting correlation attacks.
基于分段非线性混沌映射设计了一种流密码加密方案。
A stream cipher encryption scheme was designed based on piecewise nonlinear chaotic map.
序列在流密码、信道编码、频通信等领域有着广泛的应用。
Pseudo random sequence has broad applications in stream cipher, channel coding, and spread spectrum communication.
本文把流密码看作一个有记忆系统对其比特安全性进行了讨论。
This paper discusses the security of stream ciphers by treating them as systems with memory.
从混沌流密码和混沌分组密码的角度讨论了混沌和密码学之间的关系。
The relationship between chaos and cryptography from the piontview of chaotic stream cipher and chaotic block cipher is discussed in detail.
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。
Stream cipher and block cipher are main cipher systems in image encryption algorithm based on bit operation.
提出了一种新的二维混沌映射—平面方体上的帐篷映射，并用于流密码的构造。
In this paper, a new planar chaos map is presented which is tent map on square, and it is applied in stream cipher.
应用混沌反控制思想产生超混沌，根据超混沌系统的伪随机特性进行流密码设计。
This paper USES chaos anti-control idea to generate a hyper-chaotic system, and USES the pseudo-random feature of hyper-chaotic system to design a stream cipher.
具有二值自相关特性的伪随机序列在扩频通信、流密码、雷达和声纳等领域中具有重要的应用。
Pseudorandom sequences with ideal two-level autocorrelation functions have important application in spread-spectrum communication, stream cryptography, radar and sonar.
我们利用该新算法以更低的计算复杂度计算出了LILI- 128流密码体制的降次函数。
When applied to LILI-128 cryptographic system to construct depressed functions, the new algorithm obtains a lower computational complexity.
说明：实现了SSE (SSE简单流加密算法)，该算法具有块加密与流密码特性的加密算法。
It implements SSE (SSE simple stream encryption algorithm), the algorithm has characteristics of stream ciphers and block cipher encryption algorithm.
对于流密码体制中使用的伪随机序列，我们要求它既要有尽可能大的线性复杂度，又要能抗相关攻击。
For cryptologic applications, it is of course highly disirable that the linear complexities of pseudorandom sequences be as large as possible, and the sequences resist the correlation attack.
提出一个以DES为基础的“一组一密”密码系统模型，将分组密码与流密码技术相结合，增强其安全性。
This paper gives a model of "one-group-one-cipher" cryptosystem based on DES. By combining the block-cipher and stream-cipher, the security of the system is thus strengthened.
RC 4是一个流密码算法，它对数据的每个字节进行操作；和RC 2一样，它支持长度为40位、64位和128位的密钥。
RC4 is a stream cipher algorithm operating on each byte of data; like the RC2, it supports key lengths of 40 bits, 64 bits, and 128 bits.
为了确保数据传输的安全性，运用流密码对数据进行加密传输，防止外来者的攻击，未经授权进行非法数据读写操作。
Using fumy cipher, transmission data are kept secret that can prevent others from reading or writing data without permit. It can ensure data security.
接着我们设计一种基于该伪随机数产生器的流密码。实验结果证明，该流密码具有安全性高、代价低和实现特性好的特点。
Then a chaotic stream cipher based on the pseudo-random number generator is designed, which has high security, low cost and easy realization proved by some experiments.
混沌流密码加密方案：利用时空混沌系统产生伪随机性能良好的二值序列，并通过了一系列性能检测，实现了对图像和语音文件的流密码加密。
Chaotic stream cipher scheme: good binary sequences are generated using chaotic system, and after performance tests the sequences are applied to encrypt images and speech signals.
对称加密算法从加密模式上可分为流密码(序列密码)和分组密码(块密码)两大类，几乎当前使用的所有对称加密算法都是基于分组密码模式。
It can be divided into two sorts as stream cipher mode and block cipher mode by encrypting mode. The most commonly used symmetric encryption algorithms are almost based on block cipher mode.
算法被称作流密码(stream cipher)还是块密码(block cipher)，取决于算法转换消息时是一次一个字节还是一次一个块(8个字节)。
The algorithm is referred to as a stream or block cipher depending on whether the algorithm transforms the message one byte at a time or a block (eight bytes) at a time.
通过ssh会话的通信是加密的，它会加密所有通信流，包括密码。
Communication over the SSH session is encrypted and secure as it encrypts all the traffic, including passwords.
当用户使用自定义登录Portlet输入用户名和密码时将开始该流，然后选中Rememberme选项。
The flow begins when the user enters a user name and password using a custom login portlet, and checks the Remember me option.
除了InputStream,KeyStore需要知道流的格式(我们使用缺省的“jks ”)和存储密码。
As well as the InputStream, the KeyStore needs to know the format of the stream (we use the default, "JKS") and the store password.
为此，需要在创建keystore时加载添加到其中的流和密码。
To do that, you'll need to load the stream and the password you added to the key store when you created it.
指定合法的用户和密码以允许适配器可以连接到工作流系统。
Specify a valid userid and password to permit the adapter to connect to the workflow system.
由于任何加密密钥和密码系统都必须位于源代码中，因此同时还会将应用程序的源数据流公开出来。
Since any required encryption keys and cryptosystems have to be in the source code as well, you've also just opened up your source data stream to the world.
为了更好地保护通信流，应该使用强密码。
For this traffic to be best protected, strong cryptographic ciphers should be used.
用串口直连电缆连接到每台交换机的串行控制端口(9600、8 -N - 1、无流控制)，默认下不需要用户ID和密码。
Connect to the switch using the serial console port with a straight serial cable (9600, 8-n-1, no flow control) with default no user ID or password required.
MDF使用聊twitterOAuth协议，因此帐号和密码有安全保证，但是，当你买了一个广告后，你也就批准了MDF将有关你广告的推发送你的Twitter '信息流中。
MDF USES the Twitter OAuth protocol, so your login and password are safe, but, when you buy an AD, you also authorize MDF to send a tweet about your AD to your Twitter stream.
尽管这里不详细讨论，但是还应该确保把Web服务器配置为只接受使用强密码的通信流。
While it will not be covered here, you should also ensure that your Web server is configured to only accept traffic using strong ciphers.
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