1 files changed, 23 insertions, 1 deletions
diff --git a/Core/Exception/AuthenticationException.php b/Core/Exception/AuthenticationException.php
index a43b998..f788a5d 100644
--- a/Core/Exception/AuthenticationException.php
+++ b/Core/Exception/AuthenticationException.php
@@ -16,7 +16,7 @@ namespace Symfony\Component\Security\Core\Exception;
  *
  * @author Fabien Potencier <fabien.potencier@symfony-project.com>
  */
-class AuthenticationException extends \RuntimeException
+class AuthenticationException extends \RuntimeException implements \Serializable
 {
     protected $extraInformation;
 
@@ -36,4 +36,26 @@ class AuthenticationException extends \RuntimeException
     {
         $this->extraInformation = $extraInformation;
     }
+
+    public function serialize()
+    {
+        return serialize(array(
+            $this->extraInformation,
+            $this->code,
+            $this->message,
+            $this->file,
+            $this->line,
+        ));
+    }
+
+    public function unserialize($str)
+    {
+        list(
+            $this->extraInformation,
+            $this->code,
+            $this->message,
+            $this->file,
+            $this->line
+        ) = unserialize($str);
+    }
 }