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。
The accompanying source code USES XML encryption that only recognizes the triple-DES algorithm, hence I create the key with that algorithm.
本文附带的源代码使用的xml加密方法只能识别三重des (Triple - DES)加密算法，因此我就用这种算法创建密钥。
The implementation of XML encryption used in the sample code accompanying this article only recognizes the Triple-DES algorithm for content encryption.
本文所附示例代码中的xml加密实现对内容加密只能识别Triple - des算法。
MD5 algorithm is used to implement the authentication process. DES algorithm combined with asymmetric encryption and digital signature to ensure the safety of information transmission.
MD 5算法用来实现身份认证过程，DES算法结合非对称加密和数字签名技术来保证信息的安全传输。
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.
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。
Represents the base class for the Data Encryption Standard (DES) algorithm from which all DES implementations must derive.
表示所有DES实现都必须从中派生的数据加密标准（DES）算法的基类。
Defines a wrapper object to access the cryptographic service provider (CSP) version of the Data Encryption Standard (DES) algorithm.
定义访问数据加密标准(DES)算法的加密服务提供程序(csp)版本的包装对象。
Defines a wrapper object to access the cryptographic service provider (CSP) version of the Data Encryption Standard (DES) algorithm.
定义访问数据加密标准(DES)算法的加密服务提供程序(csp)版本的包装对象。
应用推荐