diff --git a/application/Espo/Controllers/UserSecurity.php b/application/Espo/Controllers/UserSecurity.php
index 2068ca8884..a810530df9 100644
--- a/application/Espo/Controllers/UserSecurity.php
+++ b/application/Espo/Controllers/UserSecurity.php
@@ -32,28 +32,32 @@ namespace Espo\Controllers;
 use Espo\Core\Exceptions\Forbidden;
 use Espo\Core\Exceptions\BadRequest;
 
-use Espo\Core\{
-    Controllers\Base,
-    Api\Request,
-};
+use Espo\Core\Api\Request;
 
-use StdClass;
+use Espo\Services\UserSecurity as Service;
 
-class UserSecurity extends Base
+use Espo\Entities\User;
+
+use stdClass;
+
+class UserSecurity
 {
-    protected function checkAccess(): bool
+    private $service;
+
+    public function __construct(Service $service, User $user)
     {
+        $this->service = $service;
+        $this->user = $user;
+
         if (
             !$this->user->isAdmin() &&
             !$this->user->isRegular()
         ) {
-            return false;
+            throw new Forbidden();
         }
-
-        return true;
     }
 
-    public function getActionRead(Request $request): StdClass
+    public function getActionRead(Request $request): stdClass
     {
         $id = $request->getRouteParam('id');
 
@@ -65,27 +69,27 @@ class UserSecurity extends Base
             throw new Forbidden();
         }
 
-        return $this->getService('UserSecurity')->read($id);
+        return $this->service->read($id);
     }
 
-    public function postActionGenerate2FAData(Request $request): StdClass
+    public function postActionGetTwoFactorUserSetupData(Request $request): stdClass
     {
         $data = $request->getParsedBody();
 
         $id = $data->id ?? null;
 
         if (!$id) {
-            throw new BadRequest();
+            throw new BadRequest("No 'id'.");
         }
 
         if (!$this->user->isAdmin() && $id !== $this->user->getId()) {
             throw new Forbidden();
         }
 
-        return $this->getService('UserSecurity')->generate2FAData($id, $data);
+        return $this->service->getTwoFactorUserSetupData($id, $data);
     }
 
-    public function putActionUpdate(Request $request): StdClass
+    public function putActionUpdate(Request $request): stdClass
     {
         $id = $request->getRouteParam('id');
 
@@ -99,6 +103,6 @@ class UserSecurity extends Base
             throw new Forbidden();
         }
 
-        return $this->getService('UserSecurity')->update($id, $data);
+        return $this->service->update($id, $data);
     }
 }
diff --git a/application/Espo/Core/Authentication/TwoFactor/Totp/TotpUserSetup.php b/application/Espo/Core/Authentication/TwoFactor/Totp/TotpUserSetup.php
index 1cdebdaaea..aacbf6b9aa 100644
--- a/application/Espo/Core/Authentication/TwoFactor/Totp/TotpUserSetup.php
+++ b/application/Espo/Core/Authentication/TwoFactor/Totp/TotpUserSetup.php
@@ -58,7 +58,7 @@ class TotpUserSetup implements UserSetup
         $this->entityManager = $entityManager;
     }
 
-    public function generateData(User $user): stdClass
+    public function getData(User $user): stdClass
     {
         $userName = $user->get('userName');
 
diff --git a/application/Espo/Core/Authentication/TwoFactor/UserSetup.php b/application/Espo/Core/Authentication/TwoFactor/UserSetup.php
index a08678a2ba..a614c860c1 100644
--- a/application/Espo/Core/Authentication/TwoFactor/UserSetup.php
+++ b/application/Espo/Core/Authentication/TwoFactor/UserSetup.php
@@ -39,12 +39,12 @@ use stdClass;
 interface UserSetup
 {
     /**
-     * Generate data needed for configuration for a user. Data will be passed to the front-end.
+     * Get data needed for configuration for a user. Data will be passed to the front-end.
      */
-    public function generateData(User $user): stdClass;
+    public function getData(User $user): stdClass;
 
     /**
-     * Verify data before making 2FA enabled for a user.
+     * Verify input data before making 2FA enabled for a user.
      */
     public function verifyData(User $user, stdClass $payloadData): bool;
 }
diff --git a/application/Espo/Services/UserSecurity.php b/application/Espo/Services/UserSecurity.php
index e35c3a1c30..03eebd801f 100644
--- a/application/Espo/Services/UserSecurity.php
+++ b/application/Espo/Services/UserSecurity.php
@@ -106,7 +106,7 @@ class UserSecurity
         ];
     }
 
-    public function generate2FAData(string $id, stdClass $data): stdClass
+    public function getTwoFactorUserSetupData(string $id, stdClass $data): stdClass
     {
         if (!$this->user->isAdmin() && $id !== $this->user->getId()) {
             throw new Forbidden();
@@ -148,7 +148,7 @@ class UserSecurity
 
         $generatedData = $this->twoFactorUserSetupFactory
             ->create($auth2FAMethod)
-            ->generateData($user);
+            ->getData($user);
 
         $userData->set($generatedData);
 
diff --git a/client/src/views/user-security/modals/totp.js b/client/src/views/user-security/modals/totp.js
index f15885ad52..37094ec64d 100644
--- a/client/src/views/user-security/modals/totp.js
+++ b/client/src/views/user-security/modals/totp.js
@@ -57,7 +57,7 @@ define('views/user-security/modals/totp',
 
             this.wait(
                 Espo.Ajax
-                    .postRequest('UserSecurity/action/generate2FAData', {
+                    .postRequest('UserSecurity/action/getTwoFactorUserSetupData', {
                         id: this.model.id,
                         password: this.model.get('password'),
                         auth2FAMethod: this.model.get('auth2FAMethod'),
@@ -141,6 +141,7 @@ define('views/user-security/modals/totp',
                 .save()
                 .then(() => {
                     Espo.Ui.notify(false);
+
                     this.trigger('done');
                 })
                 .catch(() => {
diff --git a/client/src/views/user/modals/security.js b/client/src/views/user/modals/security.js
index 6858e880ba..959071f5c7 100644
--- a/client/src/views/user/modals/security.js
+++ b/client/src/views/user/modals/security.js
@@ -111,7 +111,7 @@ define('views/user/modals/security', ['views/modal', 'model'], function (Dep, Mo
                                 ]
                             }
                         ],
-                    }, function (view) {
+                    }, (view) => {
                         this.controlFieldsVisibility(view);
 
                         this.listenTo(this.model, 'change:auth2FA', () => {