Message-Digest

Obtained from the work principle of PGP, some technical core algorithms of PGP are analyzed, such as message-digest al-gorithm 5, the digital signature algorithm of RSA and the encryption algorithm principle and security of IDEA.

从PGP原理入手，对PGP邮件系统的核心算法MD5信息-算法、RSA数字签名算法、IDEA加密算法的原理和安全性进行了详细的研究。

Using Message-Digest Algorithm for Improving Efficiency of Web Information Searching

用信息-摘要算法提高Web信息检索效率的研究

To manage the redundancy files and provide a way to verify transferred files, DFTP use a Message-Digest Algorithm 5 to assign characteristic code to files.

为了解决系统中的文件冗余、副本管理、传输校验等问题，采用了MDS信息摘要算法来对文件建立特征码，以特征码为系统中文件管理的主要依据。

To send encrypted authentication information and to ensure greater security, the message-digest keyword is used.

要发送加密的认证资讯和确保更高的安全性，讯息摘要关键字被使用。

This paper describes MD5 message-digest algorithm, analyses the security problem in E-Commerce and then probes into the theoretical probability and realizing mechanism of applying MD5 message-digest algorithm to achieving security in E-Commerce.

首先描述了MD5报文算法，然后在分析电子商务中的安全问题基础上，深入探讨了采用MD5算法保证电子商务安全性的理论可行性和实现机制。

In the case of message-digest authentication, the authentication data field contains the key-id and the length of the message digest that is appended to the packet.

在讯息摘要认证状况，认证资料栏位包含附加到封包的键识别子和讯息摘要的长度。

Message-Digest Algorithm 5 is a widely-used algorithm for abstracting digital fingerprint. It is produced by complex linear operation and one-way encryption algorithm.

MD5算法是当今应用最广泛的提取数字指纹的算法，其采用复杂的线性运算和单向加密生成数字指纹。