Zabezpečení administrace (rkomoras)*

<?php
session_start();
require_once("connset.php");

if($_SESSION["admin"]==1) {
header("Location: admin.php");
}
?>
...
    <form action="login.php" method="post">
      Jméno<br />
      <input type="text" name="loginname" /><br />
      Heslo<br />
      <input type="password" name="password" /><br />
      <input type="submit" value="Přihlásit" />      
    </form>
...

<?php
session_start();

$loginname = $_POST["loginname"];
$password = $_POST["password"];

if ($loginname=="jmeno" && $password=="heslo") {
$_SESSION["admin"] = 1;
header("Location: admin.php");
}
else {
header("Location: index.php?err");
}
?>

<?php
session_start();
require_once("connset.php");
if ($_SESSION["admin"]==1) {

#HTML obsah apod.


}
else {
header("Location: index.php");
}
?>