diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html
index 0249e670..a48311fc 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html
@@ -26,8 +26,17 @@
             maxlength="20"
             placeholder="{{ 'group.name' | translate }}"
             formControlName="groupName"
+            (keyup)="onKeyupGroupName()"
           />
           <mat-hint align="end">{{ input.value?.length || 0 }}/20</mat-hint>
+          <mat-error
+            *ngIf="inputForm.get('groupName').hasError('groupNameBanned')"
+          >
+            {{
+              'group.errors.bannedWords'
+                | translate: { bannedWords: bannedWords.join(',') }
+            }}
+          </mat-error>
         </mat-form-field>
       </form>
     </div>
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts
index 05a3d4c9..49d5e376 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.ts
@@ -20,7 +20,7 @@ import {
 } from '@angular/material';
 import { NGXLogger } from 'ngx-logger';
 import { Observable, combineLatest, Subscription, of } from 'rxjs';
-import { map, tap, catchError } from 'rxjs/operators';
+import { map, tap, catchError, take } from 'rxjs/operators';
 
 import { Store, select } from '@ngrx/store';
 import * as AppStore from '@app/store';
@@ -62,7 +62,7 @@ import {
   AlertDialogResult,
   AlertDialogData
 } from '@ucap-webmessenger/ui';
-import { TranslateService } from '@ngx-translate/core';
+import { TranslateService, TranslateParser } from '@ngx-translate/core';
 import { environment } from '../../../../../environments/environment';
 
 export interface CreateChatDialogData {
@@ -115,11 +115,38 @@ export class CreateChatDialogComponent implements OnInit, OnDestroy {
     private logger: NGXLogger,
     private dialogService: DialogService,
     private translateService: TranslateService,
+    private translateParser: TranslateParser,
     private changeDetectorRef: ChangeDetectorRef
   ) {
     this.sessionVerinfo = this.sessionStorageService.get<VersionInfo2Response>(
       KEY_VER_INFO
     );
+
+    const banKeys: string[] = [
+      'group.nameFavorite',
+      'group.nameMyDept',
+      'group.nameDefault'
+    ];
+
+    const currentLang = this.translateService.currentLang;
+    const langs = ['ko', 'en'];
+
+    langs.forEach(lang => {
+      this.translateService
+        .getTranslation(lang)
+        .pipe(take(1))
+        .subscribe(
+          translation => {
+            banKeys.forEach(banKey => {
+              this.bannedWords.push(
+                this.translateParser.getValue(translation, banKey)
+              );
+            });
+          },
+          error => {},
+          () => {}
+        );
+    });
   }
 
   currentTabIndex: number;
@@ -162,6 +189,8 @@ export class CreateChatDialogComponent implements OnInit, OnDestroy {
 
   inputForm: FormGroup;
 
+  bannedWords: string[] = [];
+
   ngOnInit() {
     const loginInfo = this.sessionStorageService.get<LoginInfo>(KEY_LOGIN_INFO);
     this.companyCode = loginInfo.companyCode;
@@ -283,7 +312,14 @@ export class CreateChatDialogComponent implements OnInit, OnDestroy {
       .subscribe();
 
     this.inputForm = this.formBuilder.group({
-      groupName: ['', [Validators.required, this.checkSpecialCharacter()]]
+      groupName: [
+        '',
+        [
+          Validators.required,
+          this.checkSpecialCharacter(),
+          this.checkBanWords()
+        ]
+      ]
     });
 
     if (this.data.type === UserSelectDialogType.EditChatMember) {
@@ -302,6 +338,17 @@ export class CreateChatDialogComponent implements OnInit, OnDestroy {
     };
   }
 
+  checkBanWords(): ValidatorFn {
+    return (control: AbstractControl): { [key: string]: any } | null => {
+      if (!control || !control.value) {
+        return null;
+      }
+      const ban =
+        -1 < this.bannedWords.indexOf((control.value as string).trim());
+      return ban ? { groupNameBanned: { value: control.value } } : null;
+    };
+  }
+
   ngOnDestroy(): void {
     if (!!this.roomSubscription) {
       this.roomSubscription.unsubscribe();
@@ -754,4 +801,8 @@ export class CreateChatDialogComponent implements OnInit, OnDestroy {
           : undefined
     });
   }
+
+  onKeyupGroupName() {
+    this.inputForm.get('groupName').markAsTouched();
+  }
 }
diff --git a/projects/ucap-webmessenger-app/src/assets/i18n/en.json b/projects/ucap-webmessenger-app/src/assets/i18n/en.json
index fd89a055..183b2763 100644
--- a/projects/ucap-webmessenger-app/src/assets/i18n/en.json
+++ b/projects/ucap-webmessenger-app/src/assets/i18n/en.json
@@ -177,7 +177,8 @@
     "confirmRemoveGroup": "Are you sure you want to delete the group {{nameOfGroup}}?<br/>Group members will only be deleted from that group.",
     "errors": {
       "label": "Group errors",
-      "requireName": "Group name is required."
+      "requireName": "Group name is required.",
+      "bannedWords": "Prohibited word. [{{bannedWords}}]"
     }
   },
   "chat": {
diff --git a/projects/ucap-webmessenger-app/src/assets/i18n/ko.json b/projects/ucap-webmessenger-app/src/assets/i18n/ko.json
index 7a39ac99..d5f4d8e8 100644
--- a/projects/ucap-webmessenger-app/src/assets/i18n/ko.json
+++ b/projects/ucap-webmessenger-app/src/assets/i18n/ko.json
@@ -177,7 +177,8 @@
     "confirmRemoveGroup": "그룹({{nameOfGroup}})을 삭제하시겠습니까?<br/>그룹 멤버는 해당 그룹에서만 삭제됩니다.",
     "errors": {
       "label": "그룹 에러",
-      "requireName": "그룹명은 필수입력입니다."
+      "requireName": "그룹명은 필수입력입니다.",
+      "bannedWords": "금지단어 [{{bannedWords}}]"
     }
   },
   "chat": {