سلام دوست عزیز شما می تونید با این کد که من توی کلیک Button گذاشتم.
می تونید هم کد کنید هم دی کد کنید و . . .
using System;
using System.Data;
using System.Configuration;
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.Security;
using System.Web.Configuration;
using System.Text;
using System.IO;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
public void EncryptConnString()
{
Configuration config = WebConfigurationManager.OpenWebConfiguration(Reque st.ApplicationPath);
ConfigurationSection section = config.GetSection("connectionStrings");
if (!section.SectionInformation.IsProtected)
{
section.SectionInformation.ProtectSection("RsaProtectedConfigurationProvider");
config.Save();
}
}
public void DeEncryptconnectionstring()
{
Configuration config = WebConfigurationManager.OpenWebConfiguration(Reque st.ApplicationPath);
ConfigurationSection section = config.GetSection("connectionStrings");
if (section.SectionInformation.IsProtected)
{
section.SectionInformation.UnprotectSection();
config.Save();
}
}
private void ReadFile()
{
string strFileName = Server.MapPath("Web.Config");
StreamReader strmRdr;
string strTemp;
strmRdr = File.OpenText(strFileName);
strTemp = strmRdr.ReadLine();
StringBuilder sb = new StringBuilder(String.Empty);
while (strTemp != null)
{
sb.Append(strTemp + "\n");
strTemp = strmRdr.ReadLine();
}
strmRdr.Close();
//Literal1.Text = HttpUtility.UrlEncode(sb.ToString());
//Response.Write(HttpUtility.UrlEncode(sb.ToString() ));
//Response.Write(ConvertHTMLCharacters(sb.ToString() ));
TextBox1.Text = ConvertHTMLCharacters(sb.ToString());
//Label1.Text = ConvertHTMLCharacters(sb.ToString());
}
private string ConvertHTMLCharacters(string strSourceString)
{
string strTargetString = null;
if (strSourceString != " ")
{
strTargetString = strSourceString.Replace("&", "&");
strTargetString = strSourceString.Replace("<", "<");
strTargetString = strSourceString.Replace(">", ">");
}
return strTargetString;
}
protected void Button1_Click(object sender, EventArgs e)
{
this.EncryptConnString();
this.ReadFile();
}
protected void Button2_Click(object sender, EventArgs e)
{
this.DeEncryptconnectionstring();
this.ReadFile();
}
}
و این هم web.config
<?xml version="1.0"?>
<!--
Note: As an alternative to hand editing this file you can use the
web admin tool to configure settings for your application. Use
the Website->Asp.Net Configuration option in Visual Studio.
A full list of settings and comments can be found in
machine.config.comments usually located in
\Windows\Microsoft.Net\Framework\v2.x\Config
-->
<configuration>
<appSettings/>
<connectionStrings>
<add name="EstateConnectionString" connectionString="Data Source=.;Initial Catalog=Estate;Integrated Security=True"
providerName="System.Data.SqlClient" />
<add name="NorthwindConnectionString" connectionString="Data Source=.;Initial Catalog=Northwind;Integrated Security=True"
providerName="System.Data.SqlClient" />
</connectionStrings>
<system.web>
<!--
Set compilation debug="true" to insert debugging
symbols into the compiled page. Because this
affects performance, set this value to true only
during development.
-->
<compilation debug="true"/>
<!--
The <authentication> section enables configuration
of the security authentication mode used by
ASP.NET to identify an incoming user.
-->
<authentication mode="Windows"/>
<!--
The <customErrors> section enables configuration
of what to do if/when an unhandled error occurs
during the execution of a request. Specifically,
it enables developers to configure html error pages
to be displayed in place of a error stack trace.
<customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm">
<error statusCode="403" redirect="NoAccess.htm" />
<error statusCode="404" redirect="FileNotFound.htm" />
</customErrors>
-->
</system.web>
</configuration>