diff --git a/src/components/board/BoardComment.vue b/src/components/board/BoardComment.vue
index 9147773..4a1466b 100644
--- a/src/components/board/BoardComment.vue
+++ b/src/components/board/BoardComment.vue
@@ -24,6 +24,7 @@
                     class="form-control"
                     :value="password"
                     autocomplete="new-password"
+                    maxlength="4"
                     placeholder="비밀번호 입력"
                     @input="filterInput"
                 />
@@ -119,7 +120,7 @@
     });
 
     const displayName = computed(() => {
-    return props.nickname? props.nickname: props.comment.author;
+        return props.nickname ? props.nickname : props.comment.author;
     });
 
     // emits 정의
diff --git a/src/components/board/BoardCommentArea.vue b/src/components/board/BoardCommentArea.vue
index 84783bd..57f65ec 100644
--- a/src/components/board/BoardCommentArea.vue
+++ b/src/components/board/BoardCommentArea.vue
@@ -43,7 +43,7 @@
                             @input="clearAlert('nickname')"
                         />
                         <!-- 닉네임 경고 메시지 -->
-                        <div v-if="nicknameAlert" class="position-absolute text-danger small top-100 start-0" >
+                        <div v-if="nicknameAlert" class="position-absolute text-danger small top-100 start-0">
                             {{ nicknameAlert }}
                         </div>
                     </div>
@@ -57,7 +57,11 @@
                             autocomplete="new-password"
                             v-model="password"
                             placeholder="비밀번호"
-                            @input="clearAlert('password')"
+                            maxlength="4"
+                            @input="
+                                password = password.replace(/\s/g, '');
+                                clearAlert('password');
+                            "
                         />
                         <!-- 비밀번호 경고 메시지 -->
                         <div v-if="passwordAlert2" class="position-absolute text-danger small top-100 start-0">
@@ -145,6 +149,7 @@
 
             if (!$common.isNotEmpty(password.value)) {
                 passwordAlert2.value = '비밀번호를 입력해주세요.';
+                password.value = '';
                 isValid = false;
             } else {
                 passwordAlert2.value = '';