A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn from your bank account for the ...

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Find out how to order custom toppers for the Xbox Wireless Controller, Xbox Elite Wireless Controller Series 2, or the Xbox Adaptive Joystick.

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 It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.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 ...

See how to view the details for signatures and certificates.

Create a custom signature block with a picture and social networking icons to add as a new signature for your email messages.

Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.

摘要 Email 簽名能在你的商業溝通中建立專業一致性，並確保收件人在每則訊息中都擁有你的聯絡資訊。 在Outlook中，你可以為不同用途設定多個簽名 (內部與外部、個人與商務) ，並選擇是否自動包含在新郵件、回覆或轉寄中。 你的簽名可以包含文字、連結、圖片和圖片 (，例如你的手寫簽名或標誌 ...

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Note: AutoCorrect for symbols only works for HTML (the default) and Rich Text format message. If you are using a plain text format message, you can still use the keyboard shortcuts previously listed.