多家庭鑰匙總覽
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
多戶住宅鑰匙是封閉式卡片，用於識別使用者並授予大樓存取權。
使用者可以將多戶住宅鑰匙新增至 Android 手機，安全出入住家大樓。
多戶住宅的鑰匙還可讓使用者快速存取使用者詳細資料和重要住家電話號碼等資訊。
使用者必要條件
使用者必須符合下列條件，才能透過 Google 錢包使用多家庭鑰匙：
- 從 Google Play 下載服務供應商的應用程式最新版本
- 如要提供更精簡的使用者體驗，請考慮建立 Play 免安裝應用程式。本指南中用於透過 Android 應用程式建立多家庭金鑰的所有功能，皆與 Play 免安裝應用程式相容。如要進一步瞭解免安裝應用程式，請參閱「Google Play 免安裝技術總覽」。
- 搭載 Android 9.0 以上版本的手機，且已啟用 NFC
- 最新版 Google 錢包應用程式 (建議)
居住地必要條件
住家如要支援 Google 錢包的多住戶鑰匙，必須具備下列條件：
- 支援 NFC 的讀卡機，可透過服務供應商支援的通訊協定，從 Google 錢包接收使用者帳戶憑證。
品牌宣傳指南
品牌規範包含「新增至 Google 錢包」按鈕規範和多家庭鑰匙素材資源的相關規定。您也可以使用欄位對應範本，瞭解資料如何對應至多家庭鍵的各個欄位。
卡片佈建和使用者體驗
服務供應商應用程式會透過「新增至 Google 錢包」流程，將使用者帳戶連結至 Google 帳戶。如要進一步瞭解這項整合的步驟，請參閱「設定新卡」。
術語
下表說明本說明文件中使用的術語及其含義。
| 元件圖表物件定義 |
| Access Reader |
支援 NFC 的住家讀卡機。 |
| 帳戶 |
通常由使用服務供應商管理系統的住家管理。 |
| 帳戶中心 |
帳戶中心可存取必要資訊，以便管理存取卡的生命週期，以及透過存取讀卡器進行驗證所需的授權金鑰。帳戶中心也會執行安全性和風險活動，以改善系統的整體安全性。 |
| Google Play 服務 |
Google Play 服務應用程式及其裝置服務，可啟用所有多家庭鑰匙功能。這個元件也包含 Google 錢包應用程式。詳情請參閱「
Google 錢包結構」頁面。 |
| Google 伺服器 |
實作多個封閉迴路 API 的 Google 後端伺服器，可支援多家庭金鑰。 |
| 服務供應商 |
住宿管理系統的技術供應商。 |
| Residence 應用程式 |
Residence (或服務供應商) 建立的 Android 應用程式，可供使用者管理帳戶。
也稱為服務供應商應用程式。
|
| 發卡機構 |
發出卡片的居住地。 |
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上次更新時間：2025-04-03 (世界標準時間)。
[null,null,["上次更新時間：2025-04-03 (世界標準時間)。"],[],[],null,["# Multi-Family Key Overview\n\nMulti-family Keys are closed-loop cards used to identify\nusers and grant building access.\n\nUsers can add their Multi-family Keys to their\nAndroid-powered phone to securely access residence\nbuildings.\n\nMulti-family Keys also give users fast\naccess to information such as user details and\nimportant residence phone numbers.\n\nUser prerequisites\n------------------\n\nFor a user to use Multi-family Keys with Google Wallet, they need the following:\n\n- The latest version of their Service Provider's app from Google Play\n - For a possibly more streamlined user experience, consider creating a Play Instant App. All functionality in this guide for creating Multi-family Keys from Android apps is compatible with Play Instant Apps. For more information about Instant Apps, see the [Overview of Google Play Instant](https://developer.android.com/topic/google-play-instant/overview).\n- A phone that runs Android 9.0 or higher, with NFC turned on\n- The latest version of the Google Wallet app (recommended)\n\nResidence prerequisites\n-----------------------\n\nFor a residence to support Multi-family Keys with Google Wallet, they need the following:\n\n- NFC-enabled readers capable of receiving a user account credential from Google Wallet through the Service Provider's supported protocol.\n\nBrand guidelines\n----------------\n\nThe [brand guidelines](/wallet/access/multi-family-key/get-started/brand-guidelines) contain information on \"Add to Google Wallet\" button guidelines and Multi-family Keys asset\nrequirements. A field mapping template is also available to show how data maps\nto each field on a Multi-family Keys.\n\nCard provisioning and user experience\n-------------------------------------\n\nThe Service Provider app links the user account to a\nGoogle Account through the Add to Google Wallet flow. For details on the\nsteps of this integration, see\n[Provision a new card](/wallet/access/multi-family-key/get-started/provision).\n\nTerminology\n-----------\n\nThe following table describes terms used in this documentation and their\nmeaning.\n\n| Component Diagram Object Definitions ||\n| Access Reader | NFC-enabled residence readers. |\n| Account | Typically managed by residences that use a Service Provider's management system. |\n| Account Hub | Account Hubs have access to the information necessary to manage the lifecycle of access cards and the required auth keys to authenticate with access readers. The Account Hub also performs security and risk activities in order to improve overall security of the system. |\n| Google Play Services | The Google Play Services application and its device services, which enable all Multi-family Keys functionality. This component also encompasses the Google Wallet app. For more information, see the [Google Wallet structure](/wallet/access/multi-family-key/guides/google-wallet-structure) page. |\n| Google Servers | Google backend servers that implement several closed-loop APIs supporting Multi-family Keys. |\n| Service Provider | Technology providers of residence management systems. |\n| Residence app | An Android application created by a Residence (or Service Provider) for user to manage their account(s). \u003cbr /\u003e Also referred to as Service Provider app. |\n| Card Issuers | The Residence that issues the cards. |\n|----------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|"]]
