[Security] Fixed typo

src/Symfony/Component/Security/Encoder/PasswordEncoderInterface.php

@@ -22,7 +22,7 @@ interface PasswordEncoderInterface
      * Encodes the raw password.
      *
      * @param string $raw  The password to encode
-     * @param stirng $salt The salt
+     * @param string $salt The salt
      *
      * @return string The encoded password
      */

src/Symfony/Component/Security/Role/RoleInterface.php

@@ -15,7 +15,7 @@ namespace Symfony\Component\Security\Role;
  * RoleInterface represents a role granted to a user.
  *
  * A role must either have a string representation or
- * it needs to be explicitely supported by an at least
+ * it needs to be explicitly supported by an at least
  * one AccessDecisionManager.
  *
  * @author Fabien Potencier <fabien.potencier@symfony-project.com>

src/Symfony/Component/Security/Role/SwitchUserRole.php

@@ -14,7 +14,7 @@ use Symfony\Component\Security\Authentication\Token\TokenInterface;
  */
 
 /**
- * SwitchUserRole is used when the current user temporarly impersonates another one.
+ * SwitchUserRole is used when the current user temporarily impersonates another one.
  *
  * @author Fabien Potencier <fabien.potencier@symfony-project.com>
  */