Connecting a digital signature to a document ensures that the document is authentic, especially if you will disperse your presentation to people over the web or email. The digital signature ensures integrity, authenticity, non-repudiation, and notarization. Attaching a signature to a document should be the last step taken on a presentation 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
Go to Local Disk.
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.
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.
Another message box will appear telling you that your signature is successfully saved.
The presentation is marked as final.
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.
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.