diff --git a/packages/backend/src/auth/auth.controller.ts b/packages/backend/src/auth/auth.controller.ts
index 6574c87..690f8d2 100644
--- a/packages/backend/src/auth/auth.controller.ts
+++ b/packages/backend/src/auth/auth.controller.ts
@@ -206,6 +206,7 @@ export const verifyPasskeyAuthenticationHandler = async (req: Request, res: Resp
                 reason: 'Verification failed',
                 ip: clientIp
             });
+            notificationService.sendNotification('PASSKEY_AUTH_FAILURE', { credentialId: authenticationResponseJSON?.id || 'unknown', reason: 'Verification failed', ip: clientIp });
             res.status(401).json({ verified: false, message: 'Passkey 认证失败。' });
         }
     } catch (error: any) {
@@ -216,6 +217,7 @@ export const verifyPasskeyAuthenticationHandler = async (req: Request, res: Resp
             reason: error.message,
             ip: clientIp
         });
+        notificationService.sendNotification('PASSKEY_AUTH_FAILURE', { credentialId: authenticationResponseJSON?.id || 'unknown', reason: error.message, ip: clientIp });
         res.status(500).json({ verified: false, message: '验证 Passkey 认证失败。', error: error.message });
     }
 };
diff --git a/packages/frontend/src/components/NotificationSettingForm.vue b/packages/frontend/src/components/NotificationSettingForm.vue
index 2503bcf..9f75558 100644
--- a/packages/frontend/src/components/NotificationSettingForm.vue
+++ b/packages/frontend/src/components/NotificationSettingForm.vue
@@ -268,16 +268,19 @@ const canTestUnsaved = computed(() => {
 
 // Define all possible events (aligned with AuditLogView's allActionTypes)
 const allNotificationEvents: NotificationEvent[] = [
-    'LOGIN_SUCCESS', 'LOGIN_FAILURE', 'LOGOUT', 'PASSWORD_CHANGED', // Added LOGOUT, PASSWORD_CHANGED
-    '2FA_ENABLED', '2FA_DISABLED', // Added 2FA,
+    'LOGIN_SUCCESS', 'LOGIN_FAILURE', 'LOGOUT', 'PASSWORD_CHANGED',
+    '2FA_ENABLED', '2FA_DISABLED',
+    // Passkey Events
+    'PASSKEY_AUTH_SUCCESS',
+    'PASSKEY_AUTH_FAILURE',
     'CONNECTION_CREATED', 'CONNECTION_UPDATED', 'CONNECTION_DELETED',
-    'PROXY_CREATED', 'PROXY_UPDATED', 'PROXY_DELETED', // Changed _ADDED
-    'TAG_CREATED', 'TAG_UPDATED', 'TAG_DELETED', // Changed _ADDED
-    'SETTINGS_UPDATED', 'IP_WHITELIST_UPDATED', // Added IP_WHITELIST_UPDATED
-    'NOTIFICATION_SETTING_CREATED', 'NOTIFICATION_SETTING_UPDATED', 'NOTIFICATION_SETTING_DELETED', // Added NOTIFICATION types
-    'SSH_CONNECT_SUCCESS', 'SSH_CONNECT_FAILURE', 'SSH_SHELL_FAILURE', // Added SSH types
-    'DATABASE_MIGRATION', 'ADMIN_SETUP_COMPLETE' 
-    // Removed IP_BLACKLISTED as it's not in the Audit Log list source
+    'PROXY_CREATED', 'PROXY_UPDATED', 'PROXY_DELETED',
+    'TAG_CREATED', 'TAG_UPDATED', 'TAG_DELETED',
+    'SETTINGS_UPDATED', 'IP_WHITELIST_UPDATED', 'IP_BLOCKED', // Added IP_BLOCKED as it's in backend types
+    'NOTIFICATION_SETTING_CREATED', 'NOTIFICATION_SETTING_UPDATED', 'NOTIFICATION_SETTING_DELETED',
+    'SSH_CONNECT_SUCCESS', 'SSH_CONNECT_FAILURE', 'SSH_SHELL_FAILURE',
+    'DATABASE_MIGRATION', 'ADMIN_SETUP_COMPLETE'
+    // Removed IP_BLACKLISTED as it's not in the Audit Log list source, but IP_BLOCKED is present in backend types
 ];
 
 // Reactive form data structure
diff --git a/packages/frontend/src/locales/en-US.json b/packages/frontend/src/locales/en-US.json
index 10f540d..624c8ae 100644
--- a/packages/frontend/src/locales/en-US.json
+++ b/packages/frontend/src/locales/en-US.json
@@ -611,6 +611,10 @@
         "PASSWORD_CHANGED": "Password Changed",
         "2FA_ENABLED": "2FA Enabled",
         "2FA_DISABLED": "2FA Disabled",
+        "PASSKEY_REGISTERED": "Passkey Registered",
+        "PASSKEY_AUTH_SUCCESS": "Passkey Authentication Successful",
+        "PASSKEY_AUTH_FAILURE": "Passkey Authentication Failed",
+        "PASSKEY_DELETED": "Passkey Deleted",
         "CONNECTION_CREATED": "Connection Created",
         "CONNECTION_UPDATED": "Connection Updated",
         "CONNECTION_DELETED": "Connection Deleted",
@@ -622,6 +626,7 @@
         "TAG_DELETED": "Tag Deleted",
         "SETTINGS_UPDATED": "Settings Updated",
         "IP_WHITELIST_UPDATED": "IP Whitelist Updated",
+        "IP_BLOCKED": "IP Blocked",
         "NOTIFICATION_SETTING_CREATED": "Notification Setting Created",
         "NOTIFICATION_SETTING_UPDATED": "Notification Setting Updated",
         "NOTIFICATION_SETTING_DELETED": "Notification Setting Deleted",
diff --git a/packages/frontend/src/locales/ja-JP.json b/packages/frontend/src/locales/ja-JP.json
index 0673a4c..2892dc3 100644
--- a/packages/frontend/src/locales/ja-JP.json
+++ b/packages/frontend/src/locales/ja-JP.json
@@ -758,6 +758,10 @@
             "events": {
                 "2FA_DISABLED": "2段階認証無効",
                 "2FA_ENABLED": "2段階認証有効",
+                "PASSKEY_REGISTERED": "パスキー登録済み",
+                "PASSKEY_AUTH_SUCCESS": "パスキー認証成功",
+                "PASSKEY_AUTH_FAILURE": "パスキー認証失敗",
+                "PASSKEY_DELETED": "パスキー削除済み",
                 "ADMIN_SETUP_COMPLETE": "初期管理者設定完了",
                 "CONNECTIONS_EXPORTED": "接続がエクスポートされました",
                 "CONNECTION_CREATED": "接続作成",
@@ -765,6 +769,7 @@
                 "CONNECTION_UPDATED": "接続更新",
                 "DATABASE_MIGRATION": "データベース移行",
                 "IP_WHITELIST_UPDATED": "IP ホワイトリスト更新",
+                "IP_BLOCKED": "IPブロック済み",
                 "LOGIN_FAILURE": "ログイン失敗",
                 "LOGIN_SUCCESS": "ログイン成功",
                 "LOGOUT": "ログアウト",
diff --git a/packages/frontend/src/locales/zh-CN.json b/packages/frontend/src/locales/zh-CN.json
index 7eb826a..80d5e4a 100644
--- a/packages/frontend/src/locales/zh-CN.json
+++ b/packages/frontend/src/locales/zh-CN.json
@@ -609,6 +609,10 @@
         "PASSWORD_CHANGED": "密码已修改",
         "2FA_ENABLED": "两步验证已启用",
         "2FA_DISABLED": "两步验证已禁用",
+        "PASSKEY_REGISTERED": "Passkey 已注册",
+        "PASSKEY_AUTH_SUCCESS": "Passkey 认证成功",
+        "PASSKEY_AUTH_FAILURE": "Passkey 认证失败",
+        "PASSKEY_DELETED": "Passkey 已删除",
         "CONNECTION_CREATED": "连接已创建",
         "CONNECTION_UPDATED": "连接已更新",
         "CONNECTION_DELETED": "连接已删除",
@@ -621,6 +625,7 @@
         "TAG_DELETED": "标签已删除",
         "SETTINGS_UPDATED": "设置已更新",
         "IP_WHITELIST_UPDATED": "IP 白名单已更新",
+        "IP_BLOCKED": "IP 已封禁",
         "NOTIFICATION_SETTING_CREATED": "通知设置已创建",
         "NOTIFICATION_SETTING_UPDATED": "通知设置已更新",
         "NOTIFICATION_SETTING_DELETED": "通知设置已删除",
diff --git a/packages/frontend/src/types/server.types.ts b/packages/frontend/src/types/server.types.ts
index d664712..b153207 100644
--- a/packages/frontend/src/types/server.types.ts
+++ b/packages/frontend/src/types/server.types.ts
@@ -22,17 +22,18 @@ export type NotificationChannelType = 'webhook' | 'email' | 'telegram';
 export type NotificationEvent =
   | 'LOGIN_SUCCESS' | 'LOGIN_FAILURE' | 'LOGOUT' | 'PASSWORD_CHANGED'
   | '2FA_ENABLED' | '2FA_DISABLED'
+  // Passkey Events
+  | 'PASSKEY_REGISTERED'
+  | 'PASSKEY_AUTH_SUCCESS'
+  | 'PASSKEY_AUTH_FAILURE'
+  | 'PASSKEY_DELETED'
   | 'CONNECTION_CREATED' | 'CONNECTION_UPDATED' | 'CONNECTION_DELETED'
   | 'PROXY_CREATED' | 'PROXY_UPDATED' | 'PROXY_DELETED'
   | 'TAG_CREATED' | 'TAG_UPDATED' | 'TAG_DELETED'
-  | 'SETTINGS_UPDATED' | 'IP_WHITELIST_UPDATED'
+  | 'SETTINGS_UPDATED' | 'IP_WHITELIST_UPDATED' | 'IP_BLOCKED'
   | 'NOTIFICATION_SETTING_CREATED' | 'NOTIFICATION_SETTING_UPDATED' | 'NOTIFICATION_SETTING_DELETED'
-  // SSH Actions
   | 'SSH_CONNECT_SUCCESS' | 'SSH_CONNECT_FAILURE' | 'SSH_SHELL_FAILURE'
-  // System/Error
   | 'DATABASE_MIGRATION' | 'ADMIN_SETUP_COMPLETE';
-  // Settings (Specific) - Keep aligned with AuditLogActionType
-  // Note: IP_BLACKLISTED was in NotificationEvent but not AuditLogActionType, removed for consistency based on user request
 
 export interface WebhookConfig {
   url: string;