diff --git a/Classes/Backend/PageLayoutHeader.php b/Classes/Backend/PageLayoutHeader.php
index d5dba9fb..5235a672 100644
--- a/Classes/Backend/PageLayoutHeader.php
+++ b/Classes/Backend/PageLayoutHeader.php
@@ -3,7 +3,6 @@
 
 use TYPO3\CMS\Backend\Controller\PageLayoutController;
 use TYPO3\CMS\Backend\Utility\BackendUtility;
-use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
 use TYPO3\CMS\Core\Page\PageRenderer;
 use TYPO3\CMS\Core\Utility\ArrayUtility;
 use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
@@ -30,8 +29,6 @@ class PageLayoutHeader
             'languageKeyToLocaleMapping' => []
         ],
         'menuActions' => [],
-        'previewDomain' => null,
-        'previewUrlTemplate' => '',
         'viewSettings' => []
     ];
 
@@ -76,12 +73,8 @@ public function render()
     {
         $moduleData = BackendUtility::getModuleData(['language'], [], 'web_layout');
         $pageId = (int)GeneralUtility::_GET('id');
-
-        if (!$this->showSnippetPreview()) {
-            return '';
-        }
-
         $currentPage = $this->getCurrentPage($pageId, $moduleData);
+
         if (!YoastUtility::snippetPreviewEnabled($pageId, $currentPage)) {
             return '';
         }
@@ -136,24 +129,6 @@ public function render()
         return '';
     }
 
-    /**
-     * Check to see if snippet preview has to be shown
-     *
-     * @return bool
-     */
-    protected function showSnippetPreview(): bool
-    {
-        if (!$GLOBALS['BE_USER'] instanceof BackendUserAuthentication ||
-            !$GLOBALS['BE_USER']->check('non_exclude_fields', 'pages:tx_yoastseo_snippetpreview')) {
-            return false;
-        }
-
-        if ((bool)$GLOBALS['BE_USER']->uc['hideYoastInPageModule']) {
-            return false;
-        }
-        return true;
-    }
-
     /**
      * @param $pageId
      * @param $moduleData
diff --git a/Classes/Controller/ModuleController.php b/Classes/Controller/ModuleController.php
index e5b84df1..af42d8e4 100644
--- a/Classes/Controller/ModuleController.php
+++ b/Classes/Controller/ModuleController.php
@@ -50,8 +50,6 @@ class ModuleController extends ActionController
             'languageKeyToLocaleMapping' => []
         ],
         'menuActions' => [],
-        'previewDomain' => null,
-        'previewUrlTemplate' => '',
         'viewSettings' => []
     ];
 
diff --git a/Classes/Service/PreviewService.php b/Classes/Service/PreviewService.php
index 33d0c3de..a66b97d5 100644
--- a/Classes/Service/PreviewService.php
+++ b/Classes/Service/PreviewService.php
@@ -65,7 +65,8 @@ public function getPreviewData($uriToCheck, $pageId)
      */
     protected function getContentFromUrl($uriToCheck): string
     {
-        $GLOBALS['TYPO3_CONF_VARS']['HTTP']['verify'] = false;
+        $backupSettings = $GLOBALS['TYPO3_CONF_VARS']['HTTP'];
+        $this->setHttpOptions();
         $report = [];
         $content = GeneralUtility::getUrl(
             $uriToCheck,
@@ -78,6 +79,7 @@ protected function getContentFromUrl($uriToCheck): string
             $report
         );
 
+        $GLOBALS['TYPO3_CONF_VARS']['HTTP'] = $backupSettings;
         if ((int)$report['error'] === 0) {
             return $content;
         }
@@ -192,4 +194,27 @@ protected function stripTagsContent($text, $tags = '', $invert = false)
 
         return $text;
     }
+
+    /**
+     * Set http options for the preview request
+     */
+    protected function setHttpOptions()
+    {
+        $GLOBALS['TYPO3_CONF_VARS']['HTTP']['verify'] = false;
+        if (!isset($GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['yoast_seo']['previewSettings']['basicAuth'])) {
+            return;
+        }
+
+        $basicAuth = $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['yoast_seo']['previewSettings']['basicAuth'];
+        if (!is_array($basicAuth) || !isset($basicAuth['username'], $basicAuth['password'])) {
+            return;
+        }
+
+        if (!empty($basicAuth['username']) && !empty($basicAuth['password'])) {
+            $GLOBALS['TYPO3_CONF_VARS']['HTTP']['auth'] = [
+                $basicAuth['username'],
+                $basicAuth['password']
+            ];
+        }
+    }
 }
diff --git a/Classes/Utility/YoastUtility.php b/Classes/Utility/YoastUtility.php
index dbeaafc3..57efee7e 100644
--- a/Classes/Utility/YoastUtility.php
+++ b/Classes/Utility/YoastUtility.php
@@ -14,8 +14,16 @@
  * The TYPO3 project - inspiring people to share!
  */
 
-use TYPO3\CMS;
+use TYPO3\CMS\Backend\Utility\BackendUtility;
+use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
+use TYPO3\CMS\Core\Database\ConnectionPool;
+use TYPO3\CMS\Core\Package\Exception;
+use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Core\Utility\VersionNumberUtility;
+use TYPO3\CMS\Extbase\Configuration\ConfigurationManager;
+use TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface;
+use TYPO3\CMS\Extbase\Object\ObjectManager;
 
 /**
  * Class YoastUtility
@@ -69,10 +77,17 @@ public static function getAllowedDoktypes($configuration = null, $returnInString
      */
     public static function snippetPreviewEnabled($pageId, array $pageRecord, $pageTs = null)
     {
-        $showPreview = !$pageRecord['tx_yoastseo_hide_snippet_preview'];
+        if (!$GLOBALS['BE_USER'] instanceof BackendUserAuthentication ||
+            !$GLOBALS['BE_USER']->check('non_exclude_fields', 'pages:tx_yoastseo_snippetpreview')) {
+            return false;
+        }
+
+        if ((bool)$GLOBALS['BE_USER']->uc['hideYoastInPageModule']) {
+            return false;
+        }
 
         if ($pageTs === null) {
-            $pageTs = CMS\Backend\Utility\BackendUtility::getPagesTSconfig($pageId);
+            $pageTs = BackendUtility::getPagesTSconfig($pageId);
         }
 
         if (is_array($pageTs) &&
@@ -83,10 +98,10 @@ public static function snippetPreviewEnabled($pageId, array $pageRecord, $pageTs
             array_key_exists('disableSnippetPreview', $pageTs['mod.']['web_SeoPlugin.']) &&
             (int)$pageTs['mod.']['web_SeoPlugin.']['disableSnippetPreview'] === 1
         ) {
-            $showPreview = false;
+            return false;
         }
 
-        return $showPreview;
+        return ($pageRecord['tx_yoastseo_hide_snippet_preview']) ? false : true;
     }
 
     /**
@@ -102,7 +117,7 @@ public static function getFocusKeywordOfPage($uid, $table = 'pages')
             return '';
         }
 
-        $record = CMS\Backend\Utility\BackendUtility::getRecord($table, $uid);
+        $record = BackendUtility::getRecord($table, $uid);
         if (\is_array($record) && array_key_exists(self::COLUMN_NAME_FOCUSKEYWORD, $record)) {
             $focusKeyword = $record[self::COLUMN_NAME_FOCUSKEYWORD];
         }
@@ -117,7 +132,7 @@ public static function getFocusKeywordOfPage($uid, $table = 'pages')
             foreach ($GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['yoast_seo']['get_focus_keyword'] as $_funcRef) {
                 if ($_funcRef) {
                     $tmp = new \stdClass();
-                    CMS\Core\Utility\GeneralUtility::callUserFunction($_funcRef, $params, $tmp);
+                    GeneralUtility::callUserFunction($_funcRef, $params, $tmp);
                 }
             }
         }
@@ -133,7 +148,7 @@ public static function getFocusKeywordOfPage($uid, $table = 'pages')
     public static function getRelatedKeyphrases($parentTable, $parentId): array
     {
         $config = [];
-        $queryBuilder = CMS\Core\Utility\GeneralUtility::makeInstance(CMS\Core\Database\ConnectionPool::class)->getQueryBuilderForTable('tx_yoast_seo_premium_focus_keywords');
+        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('tx_yoast_seo_premium_focus_keywords');
         if ($queryBuilder) {
             $relatedKeyphrases = $queryBuilder->select('*')
                 ->from('tx_yoast_seo_premium_focus_keywords')
@@ -160,7 +175,7 @@ public static function getRelatedKeyphrases($parentTable, $parentId): array
      */
     public static function isPremiumInstalled()
     {
-        return (bool)CMS\Core\Utility\ExtensionManagementUtility::isLoaded('yoast_seo_premium');
+        return (bool)ExtensionManagementUtility::isLoaded('yoast_seo_premium');
     }
 
     /**
@@ -187,23 +202,21 @@ public static function inProductionMode($configuration = null)
 
     protected static function getTypoScriptConfiguration()
     {
-        /** @var CMS\Extbase\Object\ObjectManager $objectManager */
-        $objectManager = CMS\Core\Utility\GeneralUtility::makeInstance(CMS\Extbase\Object\ObjectManager::class);
-        /** @var CMS\Extbase\Configuration\ConfigurationManager $configurationManager */
-        $configurationManager = $objectManager->get(CMS\Extbase\Configuration\ConfigurationManager::class);
-        $configuration = $configurationManager->getConfiguration(
-            CMS\Extbase\Configuration\ConfigurationManagerInterface::CONFIGURATION_TYPE_SETTINGS,
+        /** @var ObjectManager $objectManager */
+        $objectManager = GeneralUtility::makeInstance(ObjectManager::class);
+        /** @var ConfigurationManager $configurationManager */
+        $configurationManager = $objectManager->get(ConfigurationManager::class);
+        return $configurationManager->getConfiguration(
+            ConfigurationManagerInterface::CONFIGURATION_TYPE_SETTINGS,
             'yoastseo'
         );
-
-        return $configuration;
     }
     /**
      * @param string $utm_term
      * @param string $utm_content
      * @param string $utm_source
      * @return string
-     * @throws CMS\Core\Package\Exception
+     * @throws Exception
      */
     public static function getYoastLink($utm_term = 'Go premium', $utm_content = '', $utm_source = 'yoast-seo-for-typo3')
     {
@@ -216,9 +229,9 @@ public static function getYoastLink($utm_term = 'Go premium', $utm_content = '',
             'utm_campaign' => 'typo3-ad',
             'php_version' => $php_version[1] ?: 'unknown',
             'platform' => 'TYPO3',
-            'platform_version' => CMS\Core\Utility\VersionNumberUtility::getNumericTypo3Version(),
+            'platform_version' => VersionNumberUtility::getNumericTypo3Version(),
             'software' => self::isPremiumInstalled() ? 'premium' : 'free',
-            'software_version' => CMS\Core\Utility\ExtensionManagementUtility::getExtensionVersion('yoast_seo'),
+            'software_version' => ExtensionManagementUtility::getExtensionVersion('yoast_seo'),
             'role' => ''
         ];
 
diff --git a/Documentation/Configuration/SnippetPreview/Index.rst b/Documentation/Configuration/SnippetPreview/Index.rst
index bbcdf565..e88a9042 100644
--- a/Documentation/Configuration/SnippetPreview/Index.rst
+++ b/Documentation/Configuration/SnippetPreview/Index.rst
@@ -37,3 +37,14 @@ also disable the snippet preview based on PageTs. Below an example to hide page
             disableSnippetPreview = 1
         }
     [global]
+
+Basic auth configuration
+------------------------
+For environments which are protected by Basic auth, it's possible to set username and password through :php:`$GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['yoast_seo']['previewSettings']['basicAuth']`
+
+.. code-block:: php
+
+    $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['yoast_seo']['previewSettings']['basicAuth'] = [
+        'username' => 'authUsername',
+        'password' => 'authPassword'
+    ];
\ No newline at end of file
diff --git a/ext_localconf.php b/ext_localconf.php
index 73bd1409..7210b972 100644
--- a/ext_localconf.php
+++ b/ext_localconf.php
@@ -155,7 +155,12 @@
         'showSocialTab' => true,
         'showAdvancedTab' => true
     ],
-    'previewUrlTemplate' => '/?id=%d&type=%d&L=%d',
+    'previewSettings' => [
+        'basicAuth' => [
+            'username' => '',
+            'password' => '',
+        ]
+    ],
     'overview_filters' => [
         '10' => [
             'key' => 'cornerstone',