diff --git a/docs/en/migration-from-the-authcomponent.rst b/docs/en/migration-from-the-authcomponent.rst
index 5d75c9fc..ab7d3b31 100644
--- a/docs/en/migration-from-the-authcomponent.rst
+++ b/docs/en/migration-from-the-authcomponent.rst
@@ -263,7 +263,8 @@ this exception into a redirect using the ``unauthenticatedRedirect``
 when configuring the ``AuthenticationService``.
 
 You can also pass the current request target URI as a query parameter
-using the ``queryParam`` option::
+using the ``queryParam`` option. Note that the redirect parameter is only
+appended for GET requests to prevent redirecting to non-GET actions after login::
 
    // In the getAuthenticationService() method of your src/Application.php
 
@@ -308,8 +309,9 @@ leveraging the ``AuthenticationService``::
        if ($result->isValid()) {
            $authService = $this->Authentication->getAuthenticationService();
 
-           // Assuming you are using the `Password` identifier.
-           if ($authService->identifiers()->get('Password')->needsPasswordRehash()) {
+           // Get the identifier that was used for authentication.
+           $identifier = $authService->getIdentificationProvider();
+           if ($identifier !== null && $identifier->needsPasswordRehash()) {
                // Rehash happens on save.
                $user = $this->Users->get($this->Authentication->getIdentityData('id'));
                $user->password = $this->request->getData('password');
diff --git a/docs/fr/migration-from-the-authcomponent.rst b/docs/fr/migration-from-the-authcomponent.rst
index 48f361bd..013ef7b7 100644
--- a/docs/fr/migration-from-the-authcomponent.rst
+++ b/docs/fr/migration-from-the-authcomponent.rst
@@ -257,7 +257,9 @@ pouvez convertir cette exception en redirection en utilisant
 l'\ ``AuthenticationService``.
 
 Vous pouvez aussi passer l'URI ciblée par la requête en cours en tant que
-paramètre dans la query string de la redirection avec l'option ``queryParam``::
+paramètre dans la query string de la redirection avec l'option ``queryParam``.
+Notez que le paramètre de redirection n'est ajouté que pour les requêtes GET afin
+d'éviter de rediriger vers des actions non-GET après la connexion::
 
    // Dans la méthode getAuthenticationService() de votre src/Application.php
 
@@ -303,8 +305,9 @@ parti de l'\ ``AuthenticationService``::
        if ($result->isValid()) {
            $authService = $this->Authentication->getAuthenticationService();
 
-           // En supposant que vous utilisez l'identificateur `Password`.
-           if ($authService->identifiers()->get('Password')->needsPasswordRehash()) {
+           // Obtenir l'identificateur qui a été utilisé pour l'authentification.
+           $identifier = $authService->getIdentificationProvider();
+           if ($identifier !== null && $identifier->needsPasswordRehash()) {
                // Le re-hachage se produit lors de la sauvegarde.
                $user = $this->Users->get($this->Authentication->getIdentityData('id'));
                $user->password = $this->request->getData('password');
diff --git a/docs/ja/migration-from-the-authcomponent.rst b/docs/ja/migration-from-the-authcomponent.rst
index 6228d9db..328990f7 100644
--- a/docs/ja/migration-from-the-authcomponent.rst
+++ b/docs/ja/migration-from-the-authcomponent.rst
@@ -229,7 +229,8 @@ this exception into a redirect using the ``unauthenticatedRedirect``
 when configuring the ``AuthenticationService``.
 
 You can also pass the current request target URI as a query parameter
-using the ``queryParam`` option::
+using the ``queryParam`` option. Note that the redirect parameter is only
+appended for GET requests to prevent redirecting to non-GET actions after login::
 
    // In the getAuthenticationService() method of your src/Application.php
 
@@ -273,8 +274,9 @@ using the ``queryParam`` option::
        if ($result->isValid()) {
            $authService = $this->Authentication->getAuthenticationService();
 
-           // 識別子に `Password` を使用していると仮定します。
-           if ($authService->identifiers()->get('Password')->needsPasswordRehash()) {
+           // 認証に使用された識別子を取得します。
+           $identifier = $authService->getIdentificationProvider();
+           if ($identifier !== null && $identifier->needsPasswordRehash()) {
                // セーブ時にリハッシュが発生します。
                $user = $this->Users->get($this->Authentication->getIdentityData('id'));
                $user->password = $this->request->getData('password');