Digital Signatures help judge the authenticity of an online document. Learn how to add, remove, edit, change signatures in Word, PowerPoint, Excel files.

How to Put a Signature on Microsoft Excel. Microsoft's Office programs have powerful options for creating and editing documents as well as protecting those documents.

Here's the difference between electronic signatures and digital signatures, how to create e-signatures with CocoSign, Adobe, and Word, and some frequently raised questions ...

Here are the simple steps to create an electronic signature so you can easily add it to PDF, Word and other documents.

If the Signature Line option is greyed out in Excel or Word on your desktop, remove editing restrictions or add a signature line manually.

Macros in Microsoft Office are blocked for security reasons, but you can enable and use signed macros. This tutorial explains how to create a self-signed digital certificate.