diff --git a/apps/assets/forms/user.py b/apps/assets/forms/user.py
index 3d67b434b..b50639684 100644
--- a/apps/assets/forms/user.py
+++ b/apps/assets/forms/user.py
@@ -6,6 +6,7 @@ from django.utils.translation import gettext_lazy as _
 from common.utils import validate_ssh_private_key, ssh_pubkey_gen, get_logger
 from orgs.mixins.forms import OrgModelForm
 from ..models import AdminUser, SystemUser
+from ..const import GENERAL_LIMIT_SPECIAL_CHARACTERS_HELP_TEXT
 
 logger = get_logger(__file__)
 __all__ = [
@@ -98,6 +99,7 @@ class SystemUserForm(OrgModelForm, PasswordAndKeyAuthForm):
             }),
         }
         help_texts = {
+            'name': GENERAL_LIMIT_SPECIAL_CHARACTERS_HELP_TEXT,
             'auto_push': _('Auto push system user to asset'),
             'priority': _('1-100, High level will be using login asset as default, '
                           'if user was granted more than 2 system user'),
diff --git a/apps/assets/serializers/system_user.py b/apps/assets/serializers/system_user.py
index eea93360b..3194f2fb6 100644
--- a/apps/assets/serializers/system_user.py
+++ b/apps/assets/serializers/system_user.py
@@ -1,3 +1,4 @@
+import re
 from rest_framework import serializers
 
 from django.utils.translation import ugettext_lazy as _
@@ -6,6 +7,10 @@ from common.serializers import AdaptedBulkListSerializer
 from common.utils import ssh_pubkey_gen
 from orgs.mixins.serializers import BulkOrgResourceModelSerializer
 from ..models import SystemUser
+from ..const import (
+    GENERAL_LIMIT_SPECIAL_CHARACTERS_PATTERN,
+    GENERAL_LIMIT_SPECIAL_CHARACTERS_ERROR_MSG
+)
 from .base import AuthSerializer, AuthSerializerMixin
 
 
@@ -33,6 +38,15 @@ class SystemUserSerializer(AuthSerializerMixin, BulkOrgResourceModelSerializer):
             'created_by': {'read_only': True},
         }
 
+    @staticmethod
+    def validate_name(name):
+        pattern = GENERAL_LIMIT_SPECIAL_CHARACTERS_PATTERN
+        res = re.match(pattern, name)
+        if res is None:
+            msg = GENERAL_LIMIT_SPECIAL_CHARACTERS_ERROR_MSG
+            raise serializers.ValidationError(msg)
+        return name
+
     def validate_auto_push(self, value):
         login_mode = self.initial_data.get("login_mode")
         protocol = self.initial_data.get("protocol")