diff --git a/authsession.php b/authsession.php
index de66aca..bc1c668 100644
--- a/authsession.php
+++ b/authsession.php
@@ -25,21 +25,21 @@ class authsession extends auth
       @param string $password Password to authenticate */
   public function authentication ($email, $password)
   {
-    if (!isset ($_SESSION["auth"]["email"]) ||
-        !isset ($_SESSION["auth"]["password"]))
+    if (!isset ($_SESSION["domframework"]["auth"]["email"]) ||
+        !isset ($_SESSION["domframework"]["auth"]["password"]))
       throw new Exception ("No previous email in session", 401);
-    if ($_SESSION["auth"]["email"] !== $email)
+    if ($_SESSION["domframework"]["auth"]["email"] !== $email)
       throw new Exception ("Unable to authenticate user '$email'", 401);
-    if ($_SESSION["auth"]["password"] !== $password)
+    if ($_SESSION["domframework"]["auth"]["password"] !== $password)
       throw new Exception ("Bad password for '$email'", 401);
   }
 
   /** Return all the parameters recorded for the authenticate user */
   public function getdetails ()
   {
-    return array ("lastname"=>$_SESSION["auth"]["lastname"],
-                  "firstname"=>$_SESSION["auth"]["firstname"],
-                  "email"=>$_SESSION["auth"]["email"]);
+    return array ("lastname"=>$_SESSION["domframework"]["auth"]["lastname"],
+                  "firstname"=>$_SESSION["domframework"]["auth"]["firstname"],
+                  "email"=>$_SESSION["domframework"]["auth"]["email"]);
   }
 
   /** Method to change the password : unavailable in SESSION auth
@@ -52,4 +52,22 @@ class authsession extends auth
                          "The password can't be change for SESSION users"),
                          405);
   }
+
+  /** Save the datas in session */
+  public function savedatas ($email, $password, $lastname, $firstname)
+  {
+    $_SESSION["domframework"]["auth"]["lastname"] = $lastname;
+    $_SESSION["domframework"]["auth"]["firstname"] = $firstname;
+    $_SESSION["domframework"]["auth"]["email"] = $email;
+    $_SESSION["domframework"]["auth"]["password"] = $password;
+  }
+
+  /** Remove the informations from the session */
+  public function logout ()
+  {
+    unset ($_SESSION["domframework"]["auth"]["lastname"]);
+    unset ($_SESSION["domframework"]["auth"]["firstname"]);
+    unset ($_SESSION["domframework"]["auth"]["email"]);
+    unset ($_SESSION["domframework"]["auth"]["password"]);
+  }
 }