<%@ Page Language="C#" %>
<%@ Import Namespace="System.IO" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
System.Security.AccessControl.FileSecurity sec =
File.GetAccessControl(Server.MapPath("Data.txt"));
sec.RemoveAccessRule(
new System.Security.AccessControl.FileSystemAccessRule(
@"DEMOXP\TestUser",
System.Security.AccessControl.FileSystemRights.FullControl,
System.Security.AccessControl.AccessControlType.Allow)
);
File.SetAccessControl(Server.MapPath("Data.txt"), sec);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
</div>
</form>
</body>
</html>