Summary Email signatures create professional consistency across your business communications and ensure recipients have your contact information in every message.

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 It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.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

By adding your Electronic Business Card to your email signature, your contact information is included in each message that you send. See Include an Electronic Business Card in your email signature for more information.

Do one or more of the following: To add a printed version of your signature, type your name in the box next to the X. To add a handwritten signature, sign your name in the box next to the X by using the inking feature. To use an image of your written signature, choose Select Image.

摘要 Email签名在业务通信中创造专业一致性，并确保收件人在每封邮件中都有你的联系信息。 在Outlook 中，可以设置多个签名， (内部与外部、个人与业务) 的不同用途，并选择是自动将其包含在新的电子邮件、答复还是转发中。 签名可以包括文本、链接、图片和图像 (，例如手写签名或徽标 ...

See how to view the details for signatures and certificates.

About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

手写签名可让你的文档具有个人风格。 你可以扫描你的签名，将其存储为图片，然后在 Word 文档中插入签名。 扫描手写签名并插入手写签名的图片 在纸张上写下您的签名。 扫描该页面并以常见的文件格式将其保存在计算机上：.bmp、.gif、.jpg 或 .png。

Add a recipient's digital ID to your Contacts in classic Outlook To send and receive encrypted email messages, both the sender and the receiver must share their digital ID certificates with each other. Open a message that is digitally signed as indicated in the message list by a Signature icon.