sha1

See also: http://forge.mysql.com/wiki/MySQL_Internals_ClientServer_Protocol#Password_functions I paraphrase, roughly is the following content: Before the 4.0 version 1, the server sends the random string (Scramble_buff) to the client. 2, the

For primary keys, it is particularly critical to choose a good data type. You may often need to compare these columns with others and use these columns to find other columns. You may also use them as foreign keys to some other tables. So when you

Encryption helps protect data from being viewed and modified, and can help provide secure communication on this insecure channel. For example, you can encrypt data by using cryptographic algorithms, transfer data in encrypted state, and then decrypt

Test object: A Web Instant Messaging system (hereinafter called Webim) Development language: XML Data communication protocol: WEB (http/html) protocol, Windows sockets protocol Underlying database: Mysql Server operating system: Redhad 4 Script

After research, the rewrite implements a simple way to achieve a single sign-on in a different. NET version. Now share with you, the deficiencies also hope to forgive Single sign-on is a Sign application in which users can access all of their

Encryption | The page provides an encryption function in the asp.net. The namespace System.Web.Security contains the class FormsAuthentication, which has a method hashpasswordforstoringinconfigfile. This method can turn user-supplied characters into

asp.net Brief introductionThe second part of this article is mainly about how to use asp.net to implement our own form authentication method. In the first part, we discuss the basic concepts and principles of table authentication. Before reading the

This extension realizes the docking of the SP and the micro-trust public platform, and the 1.0 version only realizes the simplest function: binding, receiving information and replying information. To extend the configuration method:

When we upload and download files, it can easily lead to the lack of files, so how to solve this problem? Users usually check using the SHA1 value. Today small compilation teaches everybody how to examine the file the SHA1 value. 　　Detection

1th Chapter Basic Knowledge 1.1. One-Key cipher system Single-key cryptosystem is a traditional encryption algorithm, which means that the sender and receiver of the information together use the same key to decrypt. In general, the encryption

In the use of PHP to develop Web applications, many applications will require users to register, and registration when we need to user information processing, the most common is the mailbox and password, this article is intended to discuss the

Encryption | algorithm . NET Framework because of the rich library support provided by the CLR, only a small amount of code can implement the encryption algorithm that was previously difficult to implement with old languages such as C. This class

In the Win7 flagship version of some values to ensure the integrity of the download, this is a very important issue, if your friends need to reinstall the system, for SHA1, MD5 the two values to maintain consistency will have a very important role,

asp.net| Encryption/****** Snow Dragon Original *******/ All rights reserved, shall not be reproduced at the end of the author's consent Today's experiment is relatively smooth, the morning regular expression used very cool, evening MD5 and SHA1

Md5sum Usage: md5sum [options] ... [File] ... Displays or checks the MD5 (128-bit) checksum. If there is no file option, or if the file is "-", read from the standard input. -B,--binary read in binary mode -C,--check read the MD5 checksum from