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Outlook 提供各種加密選項,協助保護您的郵件安全。 若要深入瞭解 Outlook中的加密,請在您使用的 Outlook 版本底下選取連結。

我使用的是哪個版本的 Outlook?

適用於 Windows 的Outlook

Mac 版 Outlook

Outlook 網頁版

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