diff --git a/application/Espo/Controllers/TwoFactorEmail.php b/application/Espo/Controllers/TwoFactorEmail.php
index 2cb6efe742..82e8ff1666 100644
--- a/application/Espo/Controllers/TwoFactorEmail.php
+++ b/application/Espo/Controllers/TwoFactorEmail.php
@@ -55,7 +55,8 @@ class TwoFactorEmail
 
         if (
             !$this->user->isAdmin() &&
-            !$this->user->isRegular()
+            !$this->user->isRegular() &&
+            !$this->user->isPortal()
         ) {
             throw new Forbidden();
         }
diff --git a/application/Espo/Controllers/TwoFactorSms.php b/application/Espo/Controllers/TwoFactorSms.php
index 257d89ac71..9293003637 100644
--- a/application/Espo/Controllers/TwoFactorSms.php
+++ b/application/Espo/Controllers/TwoFactorSms.php
@@ -55,7 +55,8 @@ class TwoFactorSms
 
         if (
             !$this->user->isAdmin() &&
-            !$this->user->isRegular()
+            !$this->user->isRegular() &&
+            !$this->user->isPortal()
         ) {
             throw new Forbidden();
         }
diff --git a/application/Espo/Controllers/UserSecurity.php b/application/Espo/Controllers/UserSecurity.php
index 5f4949019f..571acb9ce9 100644
--- a/application/Espo/Controllers/UserSecurity.php
+++ b/application/Espo/Controllers/UserSecurity.php
@@ -57,7 +57,8 @@ class UserSecurity
 
         if (
             !$this->user->isAdmin() &&
-            !$this->user->isRegular()
+            !$this->user->isRegular() &&
+            !$this->user->isPortal()
         ) {
             throw new Forbidden();
         }
diff --git a/application/Espo/Resources/defaults/config.php b/application/Espo/Resources/defaults/config.php
index 37686c7ce1..923d04576f 100644
--- a/application/Espo/Resources/defaults/config.php
+++ b/application/Espo/Resources/defaults/config.php
@@ -204,6 +204,7 @@ return [
     'useWebSocket' => false,
     'webSocketMessager' => 'ZeroMQ',
     'auth2FAMethodList' => ['Totp'],
+    'auth2FAInPortal' => false,
     'personNameFormat' => 'firstLast',
     'newNotificationCountInTitle' => false,
     'pdfEngine' => 'Dompdf',
diff --git a/application/Espo/Resources/i18n/en_US/Settings.json b/application/Espo/Resources/i18n/en_US/Settings.json
index 82ad47c16e..a77634b2d8 100644
--- a/application/Espo/Resources/i18n/en_US/Settings.json
+++ b/application/Espo/Resources/i18n/en_US/Settings.json
@@ -141,6 +141,7 @@
         "auth2FA": "Enable 2-Factor Authentication",
         "auth2FAForced": "Force regular users to set up 2FA",
         "auth2FAMethodList": "Available 2FA methods",
+        "auth2FAInPortal": "Allow 2FA in portals",
         "workingTimeCalendar": "Working Time Calendar",
         "oidcClientId": "OIDC Client ID",
         "oidcClientSecret": "OIDC Client Secret",
diff --git a/application/Espo/Resources/layouts/Settings/authentication.json b/application/Espo/Resources/layouts/Settings/authentication.json
index 3e45e569bc..08e8854ce2 100644
--- a/application/Espo/Resources/layouts/Settings/authentication.json
+++ b/application/Espo/Resources/layouts/Settings/authentication.json
@@ -10,7 +10,7 @@
         "label": "2-Factor Authentication",
         "rows": [
             [{"name": "auth2FA"}, {"name": "auth2FAMethodList"}],
-            [{"name": "auth2FAForced"}, false]
+            [{"name": "auth2FAForced"}, {"name": "auth2FAInPortal"}]
         ]
     },
     {
diff --git a/application/Espo/Resources/metadata/entityDefs/Settings.json b/application/Espo/Resources/metadata/entityDefs/Settings.json
index f93f240ade..e7e7e7d1db 100644
--- a/application/Espo/Resources/metadata/entityDefs/Settings.json
+++ b/application/Espo/Resources/metadata/entityDefs/Settings.json
@@ -289,6 +289,9 @@
         "auth2FAForced": {
             "type": "bool"
         },
+        "auth2FAInPortal": {
+            "type": "bool"
+        },
         "passwordRecoveryDisabled": {
             "type": "bool"
         },
diff --git a/application/Espo/Tools/UserSecurity/Service.php b/application/Espo/Tools/UserSecurity/Service.php
index 814f143f14..800aad502a 100644
--- a/application/Espo/Tools/UserSecurity/Service.php
+++ b/application/Espo/Tools/UserSecurity/Service.php
@@ -76,7 +76,12 @@ class Service
             throw new NotFound();
         }
 
-        if (!$user->isAdmin() && !$user->isRegular()) {
+        $allow =
+            $user->isAdmin() ||
+            $user->isRegular() ||
+            $user->isPortal() && $this->config->get('auth2FAInPortal');
+
+        if (!$allow) {
             throw new Forbidden();
         }
 
@@ -116,7 +121,15 @@ class Service
             throw new NotFound();
         }
 
-        if (!$user->isAdmin() && !$user->isRegular()) {
+        $allow =
+            $this->config->get('auth2FA') &&
+            (
+                $user->isAdmin() ||
+                $user->isRegular() ||
+                $user->isPortal() && $this->config->get('auth2FAInPortal')
+            );
+
+        if (!$allow) {
             throw new Forbidden();
         }
 
@@ -178,7 +191,12 @@ class Service
             throw new NotFound();
         }
 
-        if (!$user->isAdmin() && !$user->isRegular()) {
+        $allow =
+            $user->isAdmin() ||
+            $user->isRegular() ||
+            $user->isPortal() && $this->config->get('auth2FAInPortal');
+
+        if (!$allow) {
             throw new Forbidden();
         }
 
@@ -219,7 +237,11 @@ class Service
         if (
             $userData->get('auth2FA') &&
             $userData->get('auth2FAMethod') &&
-            ($userData->isAttributeChanged('auth2FA') || $userData->isAttributeChanged('auth2FAMethod'))
+            ($userData->isAttributeChanged('auth2FA') || $userData->isAttributeChanged('auth2FAMethod')) &&
+            (
+                !$user->isPortal() ||
+                $this->config->get('auth2FAInPortal')
+            )
         ) {
             $auth2FAMethod = $userData->get('auth2FAMethod');
 
diff --git a/application/Espo/Tools/UserSecurity/TwoFactor/EmailService.php b/application/Espo/Tools/UserSecurity/TwoFactor/EmailService.php
index 93a43dc3e5..e8ffe63d0a 100644
--- a/application/Espo/Tools/UserSecurity/TwoFactor/EmailService.php
+++ b/application/Espo/Tools/UserSecurity/TwoFactor/EmailService.php
@@ -93,6 +93,10 @@ class EmailService
             throw new Forbidden("2FA is not enabled.");
         }
 
+        if ($this->user->isPortal() && !$this->config->get('auth2FAInPortal')) {
+            throw new Forbidden("2FA is not enabled in portals.");
+        }
+
         $methodList = $this->config->get('auth2FAMethodList') ?? [];
 
         if (!in_array(EmailLogin::NAME, $methodList)) {
diff --git a/application/Espo/Tools/UserSecurity/TwoFactor/SmsService.php b/application/Espo/Tools/UserSecurity/TwoFactor/SmsService.php
index 6f76049bbe..071703b468 100644
--- a/application/Espo/Tools/UserSecurity/TwoFactor/SmsService.php
+++ b/application/Espo/Tools/UserSecurity/TwoFactor/SmsService.php
@@ -93,6 +93,10 @@ class SmsService
             throw new Forbidden("2FA is not enabled.");
         }
 
+        if ($this->user->isPortal() && !$this->config->get('auth2FAInPortal')) {
+            throw new Forbidden("2FA is not enabled in portals.");
+        }
+
         $methodList = $this->config->get('auth2FAMethodList') ?? [];
 
         if (!in_array(SmsLogin::NAME, $methodList)) {
diff --git a/client/src/views/admin/authentication.js b/client/src/views/admin/authentication.js
index b84b29c822..9c169849ac 100644
--- a/client/src/views/admin/authentication.js
+++ b/client/src/views/admin/authentication.js
@@ -155,6 +155,7 @@ define('views/admin/authentication', ['views/settings/record/edit'], function (D
             if (this.model.get('auth2FA')) {
                 this.showField('auth2FAForced');
                 this.showField('auth2FAMethodList');
+                this.showField('auth2FAInPortal');
                 this.setFieldRequired('auth2FAMethodList');
 
                 return;
@@ -162,6 +163,7 @@ define('views/admin/authentication', ['views/settings/record/edit'], function (D
 
             this.hideField('auth2FAForced');
             this.hideField('auth2FAMethodList');
+            this.hideField('auth2FAInPortal');
             this.setFieldNotRequired('auth2FAMethodList');
         },
 
diff --git a/client/src/views/user/record/detail.js b/client/src/views/user/record/detail.js
index e48981d893..24ed173594 100644
--- a/client/src/views/user/record/detail.js
+++ b/client/src/views/user/record/detail.js
@@ -51,10 +51,16 @@ define('views/user/record/detail', 'views/record/detail', function (Dep) {
                 }
             }
 
+            let isPortalUser = this.model.isPortal() ||
+                this.model.id === this.getUser().id && this.getUser().isPortal();
+
             if (
-                (this.model.id == this.getUser().id || this.getUser().isAdmin()) &&
-                (this.model.isRegular() || this.model.isAdmin()) &&
-                this.getConfig().get('auth2FA')
+                (this.model.id === this.getUser().id || this.getUser().isAdmin()) &&
+                this.getConfig().get('auth2FA') &&
+                (
+                    (this.model.isRegular() || this.model.isAdmin()) ||
+                    isPortalUser && this.getConfig().get('auth2FAInPortal')
+                )
             ) {
                 this.addButton({
                     name: 'viewSecurity',