title: Request.QueryString in asp.net
body: <p>My code is work well but i want to send "Item" and "Mode" in encrypted form.any built in method in asp?if not plz suggest alternative solution.    </p>
  
  <pre><code>string url = "QueryStringRecipient.aspx?";
  url += "Item=" + lstItems.SelectedItem.Text + "&amp;";
  url += "Mode=" + chkDetails.Checked.ToString();
  Response.Redirect(url);
  </code></pre>