using?System;
using?System.Data;
using?System.Configuration;
using?System.Collections;
using?System.Web;
using?System.Web.Security;
using?System.Web.UI;
using?System.Web.UI.WebControls;
using?System.Web.UI.WebControls.WebParts;
using?System.Web.UI.HtmlControls;
using?System.Data.OleDb;
using?System.Text;
using?System.Security.Cryptography;

public?partial?class?log?:?System.Web.UI.Page
{
????protected?void?Page_Load（object?sender?EventArgs?e）
????{

????}
????protected?void?btn登錄_Click（object?sender?EventArgs?e）
????{
????????OleDbConnection?con?=?new?OleDbConnection（ConfigurationManager.AppSettings[“ConnectionString“]）;
????????OleDbCommand?com?=?new?OleDbCommand（“select?*?from?test?where?UserName=‘“?+?txt用戶名.Text.Trim（）+“‘“?con）;
????????con.Open（）;
????????OleDbDataReader?dr?=?com.ExecuteReader（）;
????????if?（dr.Read（））
????????{
????????????if?（dr.GetString（2）?==?doEncrypt（txt密碼.Text.Trim（）））
????????????{
????????????????Response.Write（“成功！“）;
????????????}
????????????else
????????????{
????????????????Response.Write（“失敗！“）;
????????????}
????????}
????}

????//（a）
????private?string?doEncrypt（string?strPassWd）//698D51A19D8A121CE581499D7B701668
????{
????????return?System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile（strPassWd?“MD5“）;
????}

????//（b）
????//private?string?doEncrypt（string?strPassWd）//漿?撣?????
????//{
????//????//獲取要加密的字段，并轉(zhuǎn)化為Byte[]數(shù)組???
????//????byte[]?data?=?System.Text.Encoding.Unicode.GetBytes（strPassWd.ToCharArray（））;
????//????//建立加密服務(wù)???
????//????System.Security.Cryptography.MD5?md5?=?new?System.Security.Cryptography.MD5CryptoServiceProvider（）;
????//????//加密Byte[]數(shù)組???
????//????byte[]?result?=?md5.ComputeHash（data）;
????//????//將加密后的數(shù)組轉(zhuǎn)化為字段???
????//????string?sResult?=?System.Text.Encoding.Unicode.GetString（result）;
????//????//顯示出來???
????//????return?sResult;
????//}

????//private?string?doEncrypt（string?strPassWd）//6C-66-07-4F-9D-E5-06-6D-EF-C7-87-3C-D0-4D-B5-74
????//{
????//????strPassWd?=?strPassWd.ToLower（）;
????//????Byte[]?clearBytes?=?new?UnicodeEncoding（）.GetBytes（strPassWd）;
????//????Byte[]?hashedBytes?=?（（HashAlgorithm）CryptoConfig.CreateFromName（“MD5“））.ComputeHash（clearBytes）;
????//????return?BitConverter.ToString（hashedBytes）;
????//}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件?????311296??2009-07-17?18:12??asp.net?reg?and?login\App_Data\Database1.accdb

?????文件????????850??2009-07-17?17:39??asp.net?reg?and?login\log.aspx

?????文件???????2449??2009-07-17?17:58??asp.net?reg?and?login\log.aspx.cs

?????文件????????954??2009-07-17?17:37??asp.net?reg?and?login\reg.aspx

?????文件???????2932??2009-07-17?17:58??asp.net?reg?and?login\reg.aspx.cs

?????文件???????3559??2009-07-17?16:52??asp.net?reg?and?login\Web.config

?????目錄??????????0??2009-07-17?18:12??asp.net?reg?and?login\App_Data

?????目錄??????????0??2009-07-17?17:58??asp.net?reg?and?login

-----------?---------??----------?-----??----

???????????????322040????????????????????8