diff --git a/src/Controller/Sub/AuthController.php b/src/Controller/Sub/AuthController.php
index a78b02e..eba8c0a 100644
--- a/src/Controller/Sub/AuthController.php
+++ b/src/Controller/Sub/AuthController.php
@@ -29,14 +29,8 @@ class AuthController {
      * @param ValidationFail[] $fails
      * @return HttpResponse
      */
-    private function displayBadFields(string $viewName, array $fails): HttpResponse {
-        $bad_fields = [];
-        foreach ($fails as $err) {
-            if ($err instanceof FieldValidationFail) {
-                $bad_fields[] = $err->getFieldName();
-            }
-        }
-        return ViewHttpResponse::twig($viewName, ['bad_fields' => $bad_fields]);
+    private function displayBadFields(string $viewName, array $fails): HttpResponse{
+        return ViewHttpResponse::twig($viewName, ['fails' => $fails]);
     }
 
     /**
@@ -49,7 +43,7 @@ class AuthController {
             "username" => [Validators::name(), Validators::lenBetween(2, 32)],
             "password" => [Validators::lenBetween(6, 256)],
             "confirmpassword" => [Validators::lenBetween(6, 256)],
-            "email" => [Validators::regex("/^\\S+@\\S+\\.\\S+$/"),Validators::lenBetween(5, 256)],
+            "email" => [Validators::regex("/^\\S+@\\S+\\.\\S+$/","invalide"),Validators::lenBetween(5, 256)],
         ]);
         if (!empty($fails)) {
             return $this->displayBadFields("display_register.html.twig", $fails);
@@ -75,7 +69,7 @@ class AuthController {
         $fails = [];
         $request = HttpRequest::from($request, $fails, [
             "password" => [Validators::lenBetween(6, 256)],
-            "email" => [Validators::regex("/^\\S+@\\S+\\.\\S+$/"),Validators::lenBetween(5, 256)],
+            "email" => [Validators::regex("/^\\S+@\\S+\\.\\S+$/","invalide"),Validators::lenBetween(5, 256)],
         ]);
         if (!empty($fails)) {
             return $this->displayBadFields("display_login.html.twig", $fails);
diff --git a/src/Model/AuthModel.php b/src/Model/AuthModel.php
index 312cca8..12acea9 100644
--- a/src/Model/AuthModel.php
+++ b/src/Model/AuthModel.php
@@ -27,11 +27,11 @@ class AuthModel {
         $errors = [];
 
         if ($password != $confirmPassword) {
-            $errors[] = new FieldValidationFail("confirmpassword", "password and password confirmation are not equals");
+            $errors[] = new FieldValidationFail("confirmpassword", "Le mot de passe et la confirmation ne sont pas les mêmes.");
         }
 
         if ($this->gateway->mailExist($email)) {
-            $errors[] = new FieldValidationFail("email", "email already exist");
+            $errors[] = new FieldValidationFail("email", "L'email existe déjà");
         }
 
         if(empty($errors)) {
@@ -60,13 +60,13 @@ class AuthModel {
         $errors = [];
 
         if (!$this->gateway->mailExist($email)) {
-            $errors[] = new FieldValidationFail("email", "email doesnt exists");
+            $errors[] = new FieldValidationFail("email", "Vous n'êtes pas enregistré.");
             return $errors;
         }
         $hash = $this->gateway->getUserHash($email);
 
         if (!password_verify($password, $hash)) {
-            $errors[] = new FieldValidationFail("password", "invalid password");
+            $errors[] = new FieldValidationFail("password", "Mot de passe invalide.");
         }
 
         return $errors;
diff --git a/src/Validation/Validators.php b/src/Validation/Validators.php
index 94aea23..c9a2466 100644
--- a/src/Validation/Validators.php
+++ b/src/Validation/Validators.php
@@ -41,10 +41,10 @@ class Validators {
             function (string $fieldName, string $str) use ($min, $max) {
                 $len = strlen($str);
                 if ($len >= $max) {
-                    return [new FieldValidationFail($fieldName, "field is longer than $max chars.")];
+                    return [new FieldValidationFail($fieldName, "trop long, maximum $max caractères.")];
                 }
                 if ($len < $min) {
-                    return [new FieldValidationFail($fieldName, "field is shorted than $min chars.")];
+                    return [new FieldValidationFail($fieldName, "trop court, minimum $min caractères.")];
                 }
                 return [];
             }
diff --git a/src/Views/display_login.html.twig b/src/Views/display_login.html.twig
index 33b2385..ca6890d 100644
--- a/src/Views/display_login.html.twig
+++ b/src/Views/display_login.html.twig
@@ -53,26 +53,32 @@
         background-color: #0056b3;
     }
 
-    {% for err in bad_fields %}
-    .form-group #{{ err }} {
+    .error-messages{
+        color  : #ff331a;
+        font-style: italic;
+    }
+
+    {% for err in fails %}
+    .form-group #{{ err.getFieldName() }} {
         border-color: red;
     }
     {% endfor %}
-
-
-
 </style>
 
 <div class="container">
     <center><h2>Se connecter</h2></center>
     <form action="login" method="post">
         <div class="form-group">
+
+            {% for name in fails %}
+            <label class="error-messages"> {{ name.getFieldName() }} : {{ name.getMessage()}}  </label>
+            {% endfor %}
+
             <label for="email">Email :</label>
             <input type="text" id="email" name="email" required>
             <label for= "password">Mot de passe :</label>
             <input type="password" id="password" name="password" required>
 
-
         </div>
         <div class="form-group">
             <input type="submit" value="S'identifier">
diff --git a/src/Views/display_register.html.twig b/src/Views/display_register.html.twig
index 40199a0..2b24e23 100644
--- a/src/Views/display_register.html.twig
+++ b/src/Views/display_register.html.twig
@@ -49,12 +49,17 @@
         cursor: pointer;
     }
 
+    .error-messages{
+        color  : #ff331a;
+        font-style: italic;
+    }
+
     input[type="submit"]:hover {
         background-color: #0056b3;
     }
 
-    {% for err in bad_fields %}
-    .form-group #{{ err }} {
+    {% for err in fails %}
+    .form-group #{{ err.getFieldName() }} {
         border-color: red;
     }
     {% endfor %}
@@ -67,6 +72,11 @@
     <center><h2>S'enregistrer</h2></center>
     <form action="register" method="post">
         <div class="form-group">
+
+            {% for name in fails %}
+                <label class = "error-messages"> {{ name.getFieldName() }} : {{ name.getMessage() }} </label>
+            {% endfor %}
+
             <label for="username">Nom d'utilisateur :</label>
             <input type="text" id="username" name="username" required>
             <label for= "password">Mot de passe :</label>