Techniques about IPsec, encryption and message digest are integrated into the program, to guarantee the data's security and integrity.

Such attack proposes a necessary security condition that the length of the message digest should be long enough.

这种攻击对加密哈希函数提出了一个必要的安全条件，即消息摘要必须足够长。

MD5 Message Digest Algorithm and Protection of File System Integrity

MD5报文摘要算法与文件系统完整性保护

Chaotic map-based message digest algorithm

基于混沌映射的信息摘要算法

By convention, anyone can read the signed message digest by using the signer's known public key.

按照约定，任何人都可以使用签署者已知的公钥阅读签署的消息摘要。

Manual signature approach based on message digest for electronic documents

基于报文摘要的电子文档手工签名方法

However the MD5 algorithm is much faster in calculating the message digest.

但是，MD5算法在计算消息摘要方面要更快一些。

This condensed version is the message digest we talked about earlier.

这个压缩版本就是前面所述的消息摘要。

The paper presents an application project of digital signature according to RSA algorithm and MD5 message digest algorithm.

根据非对称密钥系统中的RSA算法和报文摘要算法MD5，提出了一种数字签名的实现方案；

There are many security mechanisms such as authentication, message digest and encryption in the protocol to ensure the security of data transfer.

本文提出的子系统间数据传输协议是一个私有协议，该协议实现了一系列安全机制如身份验证，报文摘要，加密等来保证数据传输的安全。

The encryption file system uses message digest technology, digital signature technology and HMAC to protect the integration of the data.

使用消息摘要技术、数字签名技术和HMAC来保证数据的完整性；使用公钥密码技术来对对称密钥和HMAC密钥进行加密保护；

The message digest is like a watermark that cannot be counterfeited.

讯息摘要如同不能被仿冒的浮水印。

A New Message Digest Codes Generating Algorithm

一种新的报文摘要（MDC）生成算法

Software Protection Solution Based on Dissymmetrical Encryption and Message Digest

一种基于非对称加密和消息摘要的软件保护方案

Webpage protection Hash function Message digest;

网页保护；哈希函数；报文摘要；

To produce a message digest, you need a scrambling mechanism.

为了生成消息摘要，您需要一种加密编码机制。

The hash function used to generate the message digest

用于生成消息摘要的散列函数

You can think of a message digest as a digital fingerprint of the larger document.

可以将消息摘要视为较大文档的数字指纹。

In this paper, we present a new algorithm for constructing message digest. The algorithm is based on graphs isomorphism.

为了保护信息的机密性和完整性，该文给出了一种新的报文摘要构造算法，这种新算法是基于图同构的。

Birthday attack depends on the length of the message digest, which is the length of hash value.

对加密哈希函数最主要的攻击是生日攻击，生日攻击方法依赖于消息摘要的长度，即哈希值的长度。

Studied the basic skills of information security, cryptography and introduces the basic concepts of encryption and message digest algorithm.

研究了信息安全的基本技术，介绍了密码学和加密技术的基本概念和消息摘要算法。