diff --git a/apps/authentication/api/mfa.py b/apps/authentication/api/mfa.py
index 52795c630..183fb113c 100644
--- a/apps/authentication/api/mfa.py
+++ b/apps/authentication/api/mfa.py
@@ -12,6 +12,7 @@ from rest_framework.response import Response
 
 from common.permissions import IsValidUser, NeedMFAVerify
 from common.utils import get_logger
+from common.exceptions import UnexpectError
 from users.models.user import User
 from ..serializers import OtpVerifySerializer
 from .. import serializers
@@ -35,30 +36,36 @@ class MFASendCodeApi(AuthMixin, CreateAPIView):
     """
     permission_classes = (AllowAny,)
     serializer_class = serializers.MFASelectTypeSerializer
+    username = ''
+    ip = ''
+
+    def get_user_from_db(self, username):
+        try:
+            user = get_object_or_404(User, username=username)
+            return user
+        except Exception as e:
+            self.incr_mfa_failed_time(username, self.ip)
+            raise e
 
     def perform_create(self, serializer):
         username = serializer.validated_data.get('username', '')
         mfa_type = serializer.validated_data['type']
+
+        self.ip = self.get_request_ip()
+        self.check_mfa_is_block(username, self.ip)
         if not username:
             user = self.get_user_from_session()
         else:
-            user = get_object_or_404(User, username=username)
+            user = self.get_user_from_db(username)
 
         mfa_backend = user.get_active_mfa_backend_by_type(mfa_type)
         if not mfa_backend or not mfa_backend.challenge_required:
-            raise ValidationError('MFA type not support: {} {}'.format(mfa_type, mfa_backend))
-        mfa_backend.send_challenge()
-
-    def create(self, request, *args, **kwargs):
-        serializer = self.get_serializer(data=request.data)
-        serializer.is_valid(raise_exception=True)
-
+            error = _('Current user not support mfa type: {}').format(mfa_type)
+            raise ValidationError({'error': error})
         try:
-            self.perform_create(serializer)
-            return Response(serializer.data, status=201)
+            mfa_backend.send_challenge()
         except Exception as e:
-            logger.exception(e)
-            return Response({'error': str(e)}, status=400)
+            raise UnexpectError(str(e))
 
 
 class MFAChallengeVerifyApi(AuthMixin, CreateAPIView):
diff --git a/apps/authentication/mixins.py b/apps/authentication/mixins.py
index 2167ab198..dd3653c6e 100644
--- a/apps/authentication/mixins.py
+++ b/apps/authentication/mixins.py
@@ -335,6 +335,11 @@ class MFAMixin:
         mfa_backends = User.get_user_mfa_backends(user)
         return {'mfa_backends': mfa_backends}
 
+    @staticmethod
+    def incr_mfa_failed_time(username, ip):
+        util = MFABlockUtils(username, ip)
+        util.incr_failed_count()
+
 
 class AuthPostCheckMixin:
     @classmethod
diff --git a/apps/authentication/templates/authentication/login.html b/apps/authentication/templates/authentication/login.html
index 6e053b877..b74217cee 100644
--- a/apps/authentication/templates/authentication/login.html
+++ b/apps/authentication/templates/authentication/login.html
@@ -109,7 +109,7 @@
         }
 
         .select-con {
-            width: 30%;
+            width: 35%;
         }
 
         .mfa-div {
diff --git a/apps/common/exceptions.py b/apps/common/exceptions.py
index 9d3008c50..067750ec6 100644
--- a/apps/common/exceptions.py
+++ b/apps/common/exceptions.py
@@ -45,3 +45,9 @@ class MFAVerifyRequired(JMSException):
     status_code = status.HTTP_400_BAD_REQUEST
     default_code = 'mfa_verify_required'
     default_detail = _('This action require verify your MFA')
+
+
+class UnexpectError(JMSException):
+    status_code = status.HTTP_500_INTERNAL_SERVER_ERROR
+    default_code = 'unexpect_error'
+    default_detail = _('Unexpect error occur')
diff --git a/apps/locale/zh/LC_MESSAGES/django.mo b/apps/locale/zh/LC_MESSAGES/django.mo
index e14978a33..63dee9b87 100644
--- a/apps/locale/zh/LC_MESSAGES/django.mo
+++ b/apps/locale/zh/LC_MESSAGES/django.mo
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:504b910235e3d0103d9bf2654bb542b7c4cba7ff1836c24fae4587b065c30fa0
-size 96229
+oid sha256:65ae747dcbddab2bbf9238b0ee589037805c9cf04a6c3a2e312d4c6c5e486b2d
+size 96320
diff --git a/apps/locale/zh/LC_MESSAGES/django.po b/apps/locale/zh/LC_MESSAGES/django.po
index ee3cac7d5..4aaec0cae 100644
--- a/apps/locale/zh/LC_MESSAGES/django.po
+++ b/apps/locale/zh/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: JumpServer 0.3.3\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2022-01-13 14:05+0800\n"
+"POT-Creation-Date: 2022-01-13 16:57+0800\n"
 "PO-Revision-Date: 2021-05-20 10:54+0800\n"
 "Last-Translator: ibuler <ibuler@qq.com>\n"
 "Language-Team: JumpServer team<ibuler@qq.com>\n"
@@ -1622,7 +1622,11 @@ msgstr "{ApplicationPermission} 移除 {SystemUser}"
 msgid "Invalid token"
 msgstr "无效的令牌"
 
-#: authentication/api/mfa.py:103
+#: authentication/api/mfa.py:50
+msgid "Current user not support mfa type: {}"
+msgstr "当前用户不支持 MFA 类型: {}"
+
+#: authentication/api/mfa.py:97
 msgid "Code is invalid, {}"
 msgstr "验证码无效: {}"
 
@@ -2347,6 +2351,10 @@ msgstr "被其他对象关联，不能删除"
 msgid "This action require verify your MFA"
 msgstr "这个操作需要验证 MFA"
 
+#: common/exceptions.py:53
+msgid "Unexpect error occur"
+msgstr ""
+
 #: common/fields/model.py:80
 msgid "Marshal dict data to char field"
 msgstr "编码 dict 为 char"
@@ -2892,7 +2900,7 @@ msgstr "获取 LDAP 用户为 None"
 msgid "Imported {} users successfully (Organization: {})"
 msgstr "成功导入 {} 个用户 ( 组织: {} )"
 
-#: settings/models.py:196 users/templates/users/reset_password.html:29
+#: settings/models.py:195 users/templates/users/reset_password.html:29
 msgid "Setting"
 msgstr "设置"
 
@@ -6308,6 +6316,9 @@ msgstr "旗舰版"
 msgid "Community edition"
 msgstr "社区版"
 
+#~ msgid "MFA type not support: {}"
+#~ msgstr "MFA 类型不支持：{}"
+
 #~ msgid "Push system users to asset: {}({}) => {}"
 #~ msgstr "推送系统用户到入资产: {}({}) => {}"
 
diff --git a/apps/settings/models.py b/apps/settings/models.py
index f92e09f34..0690590b6 100644
--- a/apps/settings/models.py
+++ b/apps/settings/models.py
@@ -79,7 +79,6 @@ class Setting(models.Model):
         item.refresh_setting()
 
     def refresh_setting(self):
-        logger.debug(f"Refresh setting: {self.name}")
         if hasattr(self.__class__, f'refresh_{self.name}'):
             getattr(self.__class__, f'refresh_{self.name}')()
         else:
diff --git a/apps/templates/_mfa_login_field.html b/apps/templates/_mfa_login_field.html
index 8aa3cbdd6..d73df5499 100644
--- a/apps/templates/_mfa_login_field.html
+++ b/apps/templates/_mfa_login_field.html
@@ -121,11 +121,7 @@
             url: url,
             method: "POST",
             body: JSON.stringify(data),
-            success: onSuccess,
-            error: function (text, data) {
-                toastr.error(data.error)
-            },
-            flash_message: false
+            success: onSuccess
         })
     }
 </script>