啟用是將產品金鑰或數位權利與裝置硬體設定配對的技術程式。 這不會評估副本本身的真實性，也不能保證Windows的副本是 正版 的。 它只會確保產品金鑰或數位權利對硬體組態有效。 另一方面，驗證是檢查關鍵 Windows 授權檔案是否未損壞、刪除或移除的程式，以及必須接收某些更新和下載。

In this article Introduction Summary Generic Secure Boot events (1032 to 1800) Device specific events (1795 to 1808) Change log Introduction To help keep Windows devices secure, Microsoft maintains several Secure Boot related components, including the Secure Boot signature databases (DB and DBX), the key exchange key (KEK), and the Windows boot manager. Windows applies updates to these ...

How to add a signature to your Word documents. You can also use the Signature Line command in Word to insert a line to show where to sign a document.

如果您購買的 Office 或 Microsoft 365 隨附產品金鑰，您可以在下方列出適用於您產品的網站上輸入產品金鑰。 輸入金鑰之後，您可以下載並安裝 Office，也可以為您的 Microsoft 365 訂閱續約。

注意 Microsoft Authenticator 無法 支援 PC 或 Mac，因為認證器應用程式是為智慧型手機設計，出於安全考量。 深入了解。 Microsoft 不再支援超過一年的 Authenticator 版本。 請隨時保持裝置更新。 中國用戶應閱讀 如何在中國下載及使用 Microsoft Authenticator。

使用 Authenticator 作為登入方式 如果您已啟用無密碼、兩步驟或多重驗證，請依照以下步驟登入： 請前往你想登入的網站。 在登入提示輸入你的使用者名稱，然後選擇 「下一頁」。 選擇 「發送通知」。

Hotmail is now Outlook.com To sign in to Hotmail, you'll need your Microsoft account username and password. Sign in at outlook.live.com

Certificate authority (CA) A certificate authority is an entity similar to a notary public. It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired. Top of Page Digital signature assurances The following terms and definitions show what assurances are provided by digital signatures. Authenticity The signer is ...

Learn how to stop or pause syncing your OneDrive for Business library or other SharePoint libraries at any time.

Summary A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This is a 48‑digit number that lets you regain access to your drive.