diff --git a/Annotation/ApiDoc.php b/Annotation/ApiDoc.php
index aac6f38..ccecc15 100644
--- a/Annotation/ApiDoc.php
+++ b/Annotation/ApiDoc.php
@@ -93,6 +93,11 @@ class ApiDoc
      */
     private $https = false;
 
+    /**
+     * @var boolean
+     */
+    private $authentication = false;
+
     /**
      * @var array
      */
@@ -128,6 +133,10 @@ class ApiDoc
         if (isset($data['statusCodes'])) {
             $this->statusCodes = $data['statusCodes'];
         }
+
+        if (isset($data['authentication'])) {
+            $this->setAuthentication((bool) $data['authentication']);
+        }
     }
 
     /**
@@ -265,6 +274,22 @@ class ApiDoc
         $this->https = $https;
     }
 
+    /**
+     * @return boolean
+     */
+    public function getAuthentication()
+    {
+        return $this->authentication;
+    }
+
+    /**
+     * @param boolean $secured
+     */
+    public function setAuthentication($authentication)
+    {
+        $this->authentication = $authentication;
+    }
+
     /**
      * @return array
      */
@@ -304,6 +329,7 @@ class ApiDoc
         }
 
         $data['https'] = $this->https;
+        $data['authentication'] = $this->authentication;
 
         return $data;
     }
diff --git a/Resources/public/css/screen.css b/Resources/public/css/screen.css
index 47843ca..fcf1848 100644
--- a/Resources/public/css/screen.css
+++ b/Resources/public/css/screen.css
@@ -538,7 +538,7 @@ form .request-content {
     margin-bottom: 10px;
 }
 
-.padlock {
+.icon {
   height: 12px;
   margin-left: 3px;
 }
\ No newline at end of file
diff --git a/Resources/public/image/man.png b/Resources/public/image/man.png
new file mode 100644
index 0000000..567fb41
Binary files /dev/null and b/Resources/public/image/man.png differ
diff --git a/Resources/views/method.html.twig b/Resources/views/method.html.twig
index e623f13..0721d87 100644
--- a/Resources/views/method.html.twig
+++ b/Resources/views/method.html.twig
@@ -6,7 +6,10 @@
         </span>
 
         {% if data.https %}
-            <img src="{{ asset('bundles/nelmioapidoc/image/lock.png') }}" class="padlock" />
+            <img src="{{ asset('bundles/nelmioapidoc/image/lock.png') }}" class="icon" alt="HTTPS" />
+        {% endif %}
+        {% if data.authentication %}
+            <img src="{{ asset('bundles/nelmioapidoc/image/man.png') }}" class="icon" alt="Needs authentication" />
         {% endif %}
 
         <span class="path">
diff --git a/Tests/Annotation/ApiDocTest.php b/Tests/Annotation/ApiDocTest.php
index c03b280..b5c6007 100644
--- a/Tests/Annotation/ApiDocTest.php
+++ b/Tests/Annotation/ApiDocTest.php
@@ -28,6 +28,7 @@ class ApiDocTest extends TestCase
         $this->assertFalse($annot->isResource());
         $this->assertFalse(isset($array['description']));
         $this->assertNull($annot->getInput());
+        $this->assertFalse($array['authentication']);
     }
 
     public function testConstructWithInvalidData()
@@ -193,4 +194,16 @@ class ApiDocTest extends TestCase
             $this->assertEquals($array['statusCodes'][$code], $message);
         }
     }
+
+    public function testConstructWithAuthentication()
+    {
+        $data = array(
+            'authentication' => true
+        );
+
+        $annot = new ApiDoc($data);
+        $array = $annot->toArray();
+
+        $this->assertTrue($array['authentication']);
+    }
 }
diff --git a/Tests/Extractor/ApiDocExtratorTest.php b/Tests/Extractor/ApiDocExtratorTest.php
index fadd412..261340f 100644
--- a/Tests/Extractor/ApiDocExtratorTest.php
+++ b/Tests/Extractor/ApiDocExtratorTest.php
@@ -152,4 +152,16 @@ class ApiDocExtractorTest extends WebTestCase
             $annotation->getDescription()
         );
     }
+
+    public function testGetWithAuthentication()
+    {
+        $container  = $this->getContainer();
+        $extractor  = $container->get('nelmio_api_doc.extractor.api_doc_extractor');
+        $annotation = $extractor->get('Nelmio\ApiDocBundle\Tests\Fixtures\Controller\TestController::AuthenticatedAction', 'test_route_13');
+
+        $this->assertNotNull($annotation);
+        $this->assertTrue(
+            $annotation->getAuthentication()
+        );
+    }
 }
diff --git a/Tests/Fixtures/Controller/TestController.php b/Tests/Fixtures/Controller/TestController.php
index 38d7fe1..714a7e6 100644
--- a/Tests/Fixtures/Controller/TestController.php
+++ b/Tests/Fixtures/Controller/TestController.php
@@ -127,4 +127,12 @@ class TestController
     {
     }
 
+    /**
+     * @ApiDoc(
+     *  authentication=true
+     * )
+     */
+    public function authenticatedAction()
+    {
+    }
 }
diff --git a/Tests/Fixtures/app/config/routing.yml b/Tests/Fixtures/app/config/routing.yml
index d72aaa6..d128ce0 100644
--- a/Tests/Fixtures/app/config/routing.yml
+++ b/Tests/Fixtures/app/config/routing.yml
@@ -64,6 +64,10 @@ test_route_12:
     requirements:
         _scheme: https
 
+test_route_13:
+    pattern: /authenticated
+    defaults: { _controller: NelmioApiDocTestBundle:Test:authenticated }
+
 test_service_route_1:
     pattern:  /tests.{_format}
     defaults: { _controller: nemlio.test.controller:indexAction, _format: json }
diff --git a/Tests/Formatter/SimpleFormatterTest.php b/Tests/Formatter/SimpleFormatterTest.php
index 060f779..be00e0b 100644
--- a/Tests/Formatter/SimpleFormatterTest.php
+++ b/Tests/Formatter/SimpleFormatterTest.php
@@ -385,6 +385,7 @@ With multiple lines.',
                 '_format' => array('dataType' => '', 'description' => '', 'requirement' => ''),
             ),
             'https' => false,
+            'authentication' => false,
         );
 
         $this->assertEquals($expected, $result);