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.
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。
It then passes the extracted Base 64 encoded cipher value, the decryption key, and the algorithm name to a method named decrypt (examined in Cryptography).
接着它将抽取出的用Base 64编码的密码值、解密密钥以及算法名称传递给名为Decrypt的方法(见密码术中的研究)。
The key and the plain text are processed together according to the DES algorithm to produce the encrypted (cipher text) form of the plain text data.
根据des算法对密钥和纯文本统一处理以生成一个加密的(密文)形式的纯文本数据。
Key: Key is a means of converting a plain-text into cipher-text and vice versa.
密钥：密钥是一种在明文与密文之间相互转换的方式。
DES, the United States Data Encryption Standard, is a block cipher algorithm with 8-byte long blocks and a key length of 56 bits.
即美国国家数据加密标准(the United States DataEncryption Standard)，是一个块密码算法，块长8字节，密钥长56位。
First, it introduces the basic principle of the encryption of data, including key and two kinds of cipher system. Then, the chat system developed by us is given as an example.
首先介绍了数据加密的基本原理，包括密钥和两种密码体制然后，给出自行开发的交谈系统作为示例。
Big problem is that user going to always have unlimited access to cipher and the key (s) now how I can secure the whole thing?
大问题是，用户总是可以无限制地访问密码和密钥，现在我如何保护整个事情？
For any cipher, the most basic method of attack is brute force, which involves trying each key until you find the right one.
对于任何密码，攻击的最基本方法是蛮力，包括在每个键，直到你找到正确的。
But user of the system whom I do not trust has access to the system, cipher and the key.
但是我不信任的系统的用户可以访问系统，密码和密钥。
If unauthorized users know anything about the structure of a block of your plain text, they can use that information to decipher the known cipher text block and possibly recover your key.
如果未经授权的用户知道了您的纯文本块结构的任何信息，他们就可以利用该信息来解密已知的密码文本块，并有可能重新获得您的密钥。
Nonlinear combined sequences as a kind of the important key sequence generators, its design and analysis are always hotspot and difficulty of stream cipher.
非线性组合序列作为一类重要的密钥流生成器，其设计和分析一直是序列密码研究的一个重要方向。
The acceleration mechanism can be used in acceleration of clock-controlled sequence generator and key preset of stream cipher generator.
此加速机制可应用于钟控序列发生器和序列密码发生器的密钥预置。
The general design rules of block cipher is discussed by analyzing the encryption process, key generating, encryption function and decryption process of des algorithm.
文中以DES加密算法为例，在分析DES加密过程、密钥计算、加密函数和解密过程的基础上，探讨分组密码的设计原则。
By applying RS code and two-locks cipher protocol, this paper constructs an asymmetric public key traitor tracing scheme.
利用RS码和两锁密码协议构造了一种非对称的公钥叛逆者追踪方案。
The concept of data expanding rate is presented to evaluate the public key cipher algorithms based on bag question.
给出了数据膨胀率的概念，并对如何评判背包公钥密码的方法进行了描述。
RSA algorithm is one of the most important public-key cipher algorithms.
RSA算法是最为重要的公开密钥密码算法之一。
In this paper we survey the new advances in the research on computer cipher, focusing on block cipher, sequence cipher, public key cipher and chaos cipher.
本文综述了计算机密码学在分组密码，序列密码，公钥密码，混沌密码等方面研究的新进展。
RSA algorithm is a sort of public-key cipher algorithm with high security is used in both data encryption and digital signature.
RSA算法是一种既能用于数据加密也能用于数字签名的公钥算法，具有较高的安全性。
The data Encryption Standard is a block cipher, meaning a cryptographic key and algorithm are applied to a block of data simultaneously rather than one bit at a time.
数据加密标准是一个块密码，意义一个密钥和算法应用于一个数据块同时而不是一个比特。
With the application of symmetric cipher and asymmetric cipher, a cryptographic key management scheme for hierarchy is presented and a workgroup cryptographic key management scheme is presented.
结合单钥加密和双钥加密的理论，分别给出了纵向的等级安全管理密钥管理方法和横向的协同工作安全管理的工作组密钥管理方法。
In order to keep pace with the accreditation of wireless network and cipher code, the wireless public key system is researched.
为了适应无线网络认证和加密的需要，对无线公钥体系进行了研究。
This paper offers a compound chaotic system based mutiple model used as sequence cipher, which has a high encryption speed, a large key space and is difficult to crack.
本文提出一种基于多模型的混合混沌系统，它具有加密速度快，密匙空间大，不容易破解的优点。
My X system USES public key to decrypt a cipher and do some work based on that.
我的X系统使用公钥解密一个密码，并根据它做一些工作。
So what he can do is change the cipher, create another set of keys encrypt using private key and replace the cipher and public key both.
因此，他可以做的是更改密码，创建另一组密钥使用私钥加密，并替换密码和公钥。
Method for transmitting data between split type terminal mainframe and handset includes: split type terminal mainframe generates register cipher key which is sent to handset by bluetooth technology;
所述分体式终端的主机和子机之间数据传输的方法，包括：分体式终端的主机生成注册密钥，通过蓝牙技术将所述注册密钥发送至子机；
Method for transmitting data between split type terminal mainframe and handset includes: split type terminal mainframe generates register cipher key which is sent to handset by bluetooth technology;
所述分体式终端的主机和子机之间数据传输的方法，包括：分体式终端的主机生成注册密钥，通过蓝牙技术将所述注册密钥发送至子机；
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