diff --git a/lib/Payplug/Authentication.php b/lib/Payplug/Authentication.php
index a4650e3..94b2b6b 100644
--- a/lib/Payplug/Authentication.php
+++ b/lib/Payplug/Authentication.php
@@ -121,4 +121,27 @@ public static function getPublishableKeys(Payplug $payplug = null)
             return false;
         }
     }
+
+    /**
+     * Generate a token JWT.
+     *
+     * @param   Payplug $payplug the client configuration
+     *
+     * @return  array the token JWT
+     *
+     * @throws  Exception
+     */
+    public static function generateJWT(Payplug $payplug = null)
+    {
+        if ($payplug === null) {
+            $payplug = Payplug::getDefaultConfiguration();
+        }
+
+        $httpClient = new Core\HttpClient($payplug);
+        try {
+            return $httpClient->post(Core\APIRoutes::getRoute(Core\APIRoutes::$HYDRA_RESOURCE));
+        } catch (Exception $e) {
+            return array();
+        }
+    }
 }
diff --git a/lib/Payplug/Core/APIRoutes.php b/lib/Payplug/Core/APIRoutes.php
index dc39efc..c882a78 100644
--- a/lib/Payplug/Core/APIRoutes.php
+++ b/lib/Payplug/Core/APIRoutes.php
@@ -18,6 +18,11 @@ class APIRoutes
      */
     public static $MERCHANT_PLUGINS_DATA_COLLECTOR_RESOURCE;
 
+    /**
+     * @var string the root URL of the Hydra microService
+     */
+    public static $HYDRA_RESOURCE;
+
     const API_VERSION = 1;
 
     // Resources routes
@@ -77,6 +82,15 @@ public static function setMerchantPluginsDataCollectorService($microServiceBaseU
         self::$MERCHANT_PLUGINS_DATA_COLLECTOR_RESOURCE = $microServiceBaseUrl;
     }
 
+    /**
+     * @description set $HYDRA_RESOURCE from plugin
+     * @param $microServiceBaseUrl
+     */
+    public static function setHydraResource($microServiceBaseUrl)
+    {
+        self::$HYDRA_RESOURCE = $microServiceBaseUrl;
+    }
+
     /**
      * Gets a route that allows to check whether the remote API is up.
      *
@@ -90,4 +104,5 @@ public static function getTestRoute()
 
 APIRoutes::$API_BASE_URL = 'https://api.payplug.com';
 APIRoutes::$MERCHANT_PLUGINS_DATA_COLLECTOR_RESOURCE = 'Microservice Url';
+APIRoutes::$HYDRA_RESOURCE = 'Microservice Url';
 
diff --git a/tests/unit_tests/AuthenticationTest.php b/tests/unit_tests/AuthenticationTest.php
index d659728..4b67162 100644
--- a/tests/unit_tests/AuthenticationTest.php
+++ b/tests/unit_tests/AuthenticationTest.php
@@ -1,7 +1,6 @@
 <?php
 namespace Payplug;
 use Payplug;
-use Payplug\Core\HttpClient;
 
 /**
 * @group unit
@@ -10,6 +9,7 @@
 */
 class AuthenticationTest extends \PHPUnit\Framework\TestCase
 {
+    private $_configuration;
     private $_requestMock;
 
     /**
@@ -177,4 +177,65 @@ public function testPublishableKeys()
         $this->assertEquals(200, $publishable_keys['httpStatus']);
         $this->assertEquals('pk_test_everythingIsUnderControl', $publishable_keys['httpResponse']['publishable_key']);
     }
+
+    public function testWhenErrorResponse()
+    {
+        $response = array(
+            'access_token' => 'eyJhbGciOiJSUzI1NiIsImtpZCI6ImE2NmQxZWU3LTQzMWMtNDNiYS04NzA4LWQ1MzNkNTVmZjhlZCIsInR5cCI6IkpXVCJ9.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.K1pavlVMz4D4cAJtL8IklLXIos7ZjiC9YSofb343uLkjXdhbgel23k0GyEE_JkQ2xSSB46XLYQp0j-M1AaJIoNjCfVR-O1yWNpLYnLM07ECETO3kQc63vcvzOm5trn5oBq_T3FE78EmAIA5B3oaSu_m5_qUBci_C7oM0ItMMIpFnKYqk2ta8y2eUFFPu7detxJRLlBK4I7hW0xAt07GNhfyRl8eN7twC3aYFFkUejZmuEB_FmZkj7OqZDsNblDR21Ci_cahuZmt9WOmIqTW58l7wxXOB9vq5APtBi2LpQtE52ARofUNCWWOK1KHz_vSQlGiGDM6_56K85Whfkkj-LYvLRRZUuIXE2m528JTtnCarZr7Md5P9zHQOZyIbcWrjiUdM_daI1vELPT4UaCBIfpy-vY0wywiPtoosokNsFQNrwxo8f9affUkiuEwZedK9sreDfVL_tmrz5Bh6XzxMZB5ZiVQckUUPF7LKrBB8qDwotYvwdLIN-Wy3l2IeeTzF_NOFmO6mrNift2RhSQZP0s7Xfn2dVK1eiyO4gERNrsPvasb9nB15PIQ57wwWKzN8ue6z9utAX6YThTgc2fadrOWYMeo2W4c7KmuKr9hhLK2ThIWRM7H5rQq3H7Ke5AzlKyCQdgFlQzSl0O1gjzA0T4AnfuNW1zNedSfUsqMJCfM',
+            'expires_in' => 3599,
+            'scope' => '',
+            'token_type' => 'bearer'
+        );
+
+        $this->_requestMock
+            ->expects($this->once())
+            ->method('exec')
+            ->will($this->returnValue(json_encode($response)));
+
+        $this->_requestMock
+            ->expects($this->any())
+            ->method('getinfo')
+            ->will($this->returnCallback(function($option) {
+                switch($option) {
+                    case CURLINFO_HTTP_CODE:
+                        return 401;
+                }
+                return null;
+            }));
+
+        $jwt = Authentication::generateJWT($this->_configuration);
+
+        $this->assertEquals(array(), $jwt);
+    }
+
+    public function testWhenSuccessResponse()
+    {
+        $response = array(
+            'access_token' => 'eyJhbGciOiJSUzI1NiIsImtpZCI6ImE2NmQxZWU3LTQzMWMtNDNiYS04NzA4LWQ1MzNkNTVmZjhlZCIsInR5cCI6IkpXVCJ9.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.K1pavlVMz4D4cAJtL8IklLXIos7ZjiC9YSofb343uLkjXdhbgel23k0GyEE_JkQ2xSSB46XLYQp0j-M1AaJIoNjCfVR-O1yWNpLYnLM07ECETO3kQc63vcvzOm5trn5oBq_T3FE78EmAIA5B3oaSu_m5_qUBci_C7oM0ItMMIpFnKYqk2ta8y2eUFFPu7detxJRLlBK4I7hW0xAt07GNhfyRl8eN7twC3aYFFkUejZmuEB_FmZkj7OqZDsNblDR21Ci_cahuZmt9WOmIqTW58l7wxXOB9vq5APtBi2LpQtE52ARofUNCWWOK1KHz_vSQlGiGDM6_56K85Whfkkj-LYvLRRZUuIXE2m528JTtnCarZr7Md5P9zHQOZyIbcWrjiUdM_daI1vELPT4UaCBIfpy-vY0wywiPtoosokNsFQNrwxo8f9affUkiuEwZedK9sreDfVL_tmrz5Bh6XzxMZB5ZiVQckUUPF7LKrBB8qDwotYvwdLIN-Wy3l2IeeTzF_NOFmO6mrNift2RhSQZP0s7Xfn2dVK1eiyO4gERNrsPvasb9nB15PIQ57wwWKzN8ue6z9utAX6YThTgc2fadrOWYMeo2W4c7KmuKr9hhLK2ThIWRM7H5rQq3H7Ke5AzlKyCQdgFlQzSl0O1gjzA0T4AnfuNW1zNedSfUsqMJCfM',
+            'expires_in' => 3599,
+            'scope' => '',
+            'token_type' => 'bearer'
+        );
+
+        $this->_requestMock
+            ->expects($this->once())
+            ->method('exec')
+            ->will($this->returnValue(json_encode($response)));
+
+        $this->_requestMock
+            ->expects($this->any())
+            ->method('getinfo')
+            ->will($this->returnCallback(function($option) {
+                switch($option) {
+                    case CURLINFO_HTTP_CODE:
+                        return 200;
+                }
+                return null;
+            }));
+
+        $jwt = Authentication::generateJWT($this->_configuration);
+
+        $this->assertEquals(200, $jwt['httpStatus']);
+        $this->assertEquals($response, $jwt['httpResponse']);
+    }
 }