To shield the legitimacy of a document’s content, Office.com/setup 365 entitles its users to add an invisible digital signature.  Different apps have the feature to add and remove this security feature. Signed documents have the Signatures push button at the foot of the document that allows you or the allowed person to access the file. Users with an active account on Office.com/setup can leverage this security attribute.  … Continue reading How do I add invisible digital signatures in Office apps?