How to Create a Digital Signature Using PDF Security. Adobe Acrobat enables you to create PDF documents that are compatible with virtually every operating system and platform.

This tutorial shows you how to enable and validate Digital Signature for PDF files in the Microsoft Edge browser. You can also view digital signatures in Edge.

Just like how you add inked signatures on a hard-paper document, you can also add an electronic signature to your PDF document in the Edge browser.

Instructions for adding an electronic signature to a PDF document using Adobe Reader DC.

In the event a digital document needs to be signed, like a form or a letter, macOS includes a way to add your signature without needing to print out the pages and rescan them.

You can create an electronic signature in Preview by following steps above even if you do not have a PDF document opened.

Select “ Add Signature,” then sign with your finger. Tap “ Done” and move the signature where it needs to go. When you're finished, tap the “ Share” icon to send the signed document.

Google Docs' drawing tool can be used to add a signature to your document, but it's more secure to use an add-on, like DocuSign or HelloSign.