PDF documents also support a wide range of security features. To send a document or letter with your signature, use Acrobat to create a digital signature from a scanned copy of your handwritten ...

It will open up the Experiments page. Now, restart the Microsoft Edge browser and open a PDF file containing a digital signature and you will see a Digital Signature option on the toolbar.

Foxit Software Inc., maker of a line of tools for creating and editing PDF documents ... in which digital contracts are typically distributed through third-party services for signatures.