在asp.net中使用加密數(shù)據(jù)庫聯(lián)接字符串保證數(shù)據(jù)安全

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    在我們發(fā)布網(wǎng)站時,加密web.config,這樣可以有效保證數(shù)據(jù)庫用戶和密碼安全,其步驟如下:
    1.添加密鑰
    執(zhí)行:C:WINDOWSMicrosoft.NETFrameworkv2.0.50727aspnet_regiis -pc "hnlaw" -exp
    其中"hnlaw"為密鑰名稱
    2.添加web.config節(jié)點
    在web.config的<configuration></configuration>之間添加:
    <configProtectedData>
    <providers>
    <add keyContainerName="hnlaw" useMachineContainer="true" description="Uses RsaCryptoServiceProvider to encrypt and
    decrypt" name="hnlaw" type="System.Configuration.RsaProtectedConfigurationProvider,System.Configuration, Version=2.0.0.0,
    Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
    </providers>
    </configProtectedData>
    注意:這里keyContainerName="hnlaw"和name="hnlaw"分別表示你的密鑰名稱;
    3.加密web.config
    到網(wǎng)站根目錄添加一個批處理文件enweb.bat,內容如下:
    代碼如下:
    @echo off
    C:WINDOWSMicrosoft.NETFrameworkv2.0.50727aspnet_regiis -pef "system.web/identity" "E:HS StudioDonet2Hnlawyer" -prov
    "hnlaw"
    C:WINDOWSMicrosoft.NETFrameworkv2.0.50727aspnet_regiis -pef "connectionStrings" "E:HS StudioDonet2Hnlawyer" -prov
    "hnlaw"
    PAUSE
    注冊上面的的路徑和名稱!
    運行后出現(xiàn)成功!
    4.解密
    同樣到網(wǎng)站根目錄添加一個批處理文件deweb.bat,內容如下:
    代碼如下:
    @echo off
    C:WINDOWSMicrosoft.NETFrameworkv2.0.50727aspnet_regiis -pef "system.web/identity" "E:HS StudioDonet2Hnlawyer"
    C:WINDOWSMicrosoft.NETFrameworkv2.0.50727aspnet_regiis -pdf "connectionStrings" "E:HS StudioDonet2Hnlawyer"
    PAUSE
    最后就是要注意:做完后找到C:Documents and SettingsAll UsersApplication DataMicrosoftCryptoRSAMachineKeys目錄下,找到生成
    的密鑰文件(可按時間查找),給上network service可讀取權限,不然會出現(xiàn)Error message from the provider: The RSA key container could
    not be opened.
    無法讀取
    這樣可能會出現(xiàn),如果沒有自己的服務器,沒有權限修改MachineKeys目錄,不知道還有其它解決辦法,希望大家共享一下 :)