diff --git a/pages/login.php b/pages/login.php
index 8b40eff..909af6a 100644
--- a/pages/login.php
+++ b/pages/login.php
@@ -1,14 +1,21 @@
 <?php
+	include_once 'classen/FormValidator.php';
+
 	$HTML = new HTML();
 	$HTML->setHTMLTitle("Login");
 	$HTML->importHTML("style/login/login.html");
-	
+
 	if(isset($_POST['login']))
 	{
-		if(!isset($_POST['username']) || !isset($_POST['password']))
-		{
-			$HTML->ReplaceLayoutInhalt("%%LOGINMESSAGE%%", "Bitte gebe Benutzername und Passwort an."); 
-		}else{
+		$validator = new FormValidator(array(
+			'username' => array('required' => true, 'regex' => '([^\\\/<>\s]+ [^\\\/<>\s]+){3,255}'),
+			'password' => array('required' => true, 'regex' => '.{1,1000}')
+		));
+		
+		if(!$validator->isValid($_POST)) {
+			$HTML->ReplaceLayoutInhalt("%%LOGINMESSAGE%%", "Bitte gebe Benutzername und Passwort an.");
+		}
+		else {
 			$statementUser = $RUNTIME['PDO']->prepare("SELECT * FROM UserAccounts WHERE FirstName = ? AND LastName = ? LIMIT 1");
 			$statementUser->execute(explode(" ", trim($_POST['username']))); 
 
@@ -45,10 +52,10 @@
 			}
 
 			$HTML->ReplaceLayoutInhalt("%%LOGINMESSAGE%%", $RUNTIME['MESSAGE']['LOGINERROR']); 
-			$HTML->ReplaceLayoutInhalt("%%LASTUSERNAME%%", $_POST['username']); 
+			$HTML->ReplaceLayoutInhalt("%%LASTUSERNAME%%", $_POST['username']); 	
 		}
 	}
-	
+
 	if(file_exists("./pages/".@$_REQUEST['page'].".php"))
 		$HTML->ReplaceLayoutInhalt("%%PAGENAME%%", @$_REQUEST['page']);