You have already explored what a digital signature is, and how a digital signature can be important for use in PowerPoint presentations. To digitally sign a presentation, you need a digital certificate. If you try to digitally sign any presentation without a digital certificate in PowerPoint 2010, you are prompted to acquire or create a digital signature. In this tutorial we will explore how you can both acquire or create a digital signature.
Microsoft and the Office logo are trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries.