将数字签名连接到文档可确保文档是真实的，尤其是当您通过网络或电子邮件将演示文稿分发给人们时。数字签名确保完整性、真实性、不可否认性和公证性。将签名附加到文档应该是演示文稿的最后一步，因为在签名后更改演示文稿会推翻签名。

在本教程中，我们将解释如何在PowerPoint之外创建证书^{(Certificate)}、将签名附加到演示文稿、查看签名以及如何删除签名。

^(Create)在 PowerPoint 中创建和插入数字签名^(Digital)

也称为数字身份证^{(Digital ID)}。数字签名是签名上的电子加密打印件，作为电子邮件、宏和其他电子文档等数字信息的身份验证证明。签名是来自原始签名者的验证，未修改。

1]如何在^(How)PowerPoint之外创建证书^{(Certificate)}

在 PowerPoint 中创建和插入数字签名

转到本地磁盘^{(Local Disk)}。

单击程序。^(Programs.)

在搜索引擎上，输入SELFCERT。

点击它。

将弹出一个创建数字证书的小窗口，为您的证书命名。^{(Create Digital Certificate)}

输入您的证书名称，然后单击OK。

将弹出一个小消息框，告诉您已成功创建证书，单击OK。

2]如何^(How)将签名附加到演示文稿

打开PowerPoint 演示文稿^{(PowerPoint Presentation)}或创建一个。

单击文件^(File)，然后单击信息^(Info)。

单击保护演示文稿^{(Protect Presentation)}。

在保护演示文稿^{(Protect Presentation)}的下拉列表中，单击添加数字签名^{(Add a Digital Signature)}。

将弹出一个消息窗口，询问您是否要以支持的格式保存文件。

单击是^(Yes)

为文件命名并单击Save。

将弹出一个签名^(Sign)对话框。

您可以选择是否要添加承诺类型^{(Commitment Type)}或添加目的^(Purpose)。

在本教程的Commitment Type中，我们选择了Created this document。

在对话框底部，您会看到Signing as；您将看到您的证书名称。

如果您对自己的设置没问题，请单击“签名”。^(Sign)

将出现一个消息框，询问您是否要使用此证书。

单击是^(Yes)。

将出现另一个消息框，告诉您您的签名已成功保存。

单击确定^(OK)。

演示文稿被标记为最终。

提示^(TIP)：这些帖子将向您展示如何在Word、Excel 和Outlook中添加数字签名。

3]如何^(How)查看PowerPoint签名

单击查看签名^{(View Signatures)}。

它将带您回到PowerPoint演示文稿。

在幻灯片的右侧，您将看到签名窗格^{(Signature Pane)}。

将光标悬停在签名窗格^{(Signature Pane)}内的签名上；您将看到一个下拉箭头；点击它。

在下拉列表中，单击Signature Details。

在“签名详细信息^{(Signature Details)}”对话框中，单击“查看”^(View)。

在“证书^{(Certificate)}”对话框中，检查“常规^{(General )}”和“详细信息^(Details)”页面上的信息，然后单击“确定^(OK)” 。

单击“签名详细信息^{(Signature Details)}”对话框的“关闭”。

提示^(TIP)：这些帖子将向您展示如何在Excel、Word和Outlook中添加数字签名。

4]如何^(How)删除PowerPoint签名

在签名窗格^{(Signature Pane)}上，将光标悬停在签名上，然后单击下拉箭头。

在下拉列表中，单击Remove Signature。

将弹出一个消息框，询问您是否要永久删除签名；单击是^(Yes)。

会弹出另一个消息框，告诉你签名被删除；单击确定^(OK)。

签名被删除。

阅读下一篇^{(Read next)}：如何将 PowerPoint 演示文稿分成多个部分。^{(How to divide a PowerPoint presentation into sections.)}

How to create and insert Digital Signature in PowerPoint presentation

Connecting a digital signature to a document ensures that the document is authentic, еspecially if you will disperse your presentation to peoрlе over the web or emaіl. The digital signatυre ensures integrity, аuthenticity, non-repudiation, аnd notarizatіon. Attaching a signаture to a document should be the last step taken on a prеsentation because changing the presentation after signing it overturns the signature.

In this tutorial, we will explain how to create a Certificate outside PowerPoint, attach a Signature to a presentation, view a Signature and how to remove a Signature.

Create and insert Digital Signature in PowerPoint

Also known as the Digital ID. A digital signature is an electronic encrypted print on signature as proof of authentication for digital information such as emails, macros, and other electronic documents. The signature is verification from the originated signer is not modified.

1] How to create a Certificate outside PowerPoint

Create and insert Digital Signature in PowerPoint

Go to Local Disk.

Click Programs.

On the search engine, type SELFCERT.

Click on it.

A Create Digital Certificate small window will pop up name your certificate.

Type the name of your certificate and click OK.

A small message box will pop telling you that you have successfully created a certificate click OK.

2] How to attach a Signature to a presentation

Open a PowerPoint Presentation or create one.

Click File, then click Info.

Click Protect Presentation.

In the drop-down list of Protect Presentation, click Add a Digital Signature.

A message window will pop up asking you if you want to save the file in a supported format.

Click Yes

Name the file and click Save.

A Sign dialog box will pop up.

You can choose if you want to add a Commitment Type or add a Purpose.

In this tutorial for Commitment Type, we chose Created this document.

At the bottom of the dialog box, where you see Signing as; you will see your certificate name.

Click Sign if you are alright with your settings.

A message box will appear asking if you want to use this certificate.

Click Yes.

Another message box will appear telling you that your signature is successfully saved.

Click OK.

The presentation is marked as final.

TIP: These posts will show you how to add a digital signature in Word, Excel, and Outlook.

3] How to view a PowerPoint Signature

Click View Signatures.

It will take you back to the PowerPoint presentation.

On the right of the slide, you will see the Signature Pane.

Hover the cursor over the signature inside the Signature Pane; you will see a drop-down arrow; click on it.

Inside the drop-down list, click Signature Details.

In the Signature Details dialog box, click View.

In the Certificate dialog box, examine the information on both the General and Details pages and click OK.

Click Close for the Signature Details dialog box.

TIP: These posts will show you how to add a digital signature in Excel, Word, and Outlook.

4] How to remove a PowerPoint Signature

On the Signature Pane, hover the cursor over the signature and click the drop-down arrow.

Inside the drop-down list, click Remove Signature.

A message box will pop up asking if you want to remove the signature permanently; click Yes.

Another message box will pop up, telling you that the signature is removed; click OK.

The signature is removed.

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About the author

我是一名专业的音频工程师，拥有超过 10 年的经验。我参与过各种各样的项目，从小型家庭音响系统到大型商业制作。我的技能在于创造出色的配乐和声音处理工具，让音乐听起来很棒。我对 Windows 10 也非常有经验，可以帮助您充分利用您的计算机系统。

如何在 PowerPoint 演示文稿中创建和插入数字签名

^(Create)在 PowerPoint 中创建和插入数字签名^(Digital)