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Add or remove a digital signature in Office files
Article See how to use digital signatures, or digital IDs, in Word, Excel, and PowerPoint.
Excel 2013, PowerPoint 2013...
Add, remove, or change a trusted location
Article See how to add, remove, or change a trusted location.
Access 2013, Excel 2013...
Add, remove, or view a trusted publisher
Article Learn what trusted publishers are and how to add, view, or remove them.
Access 2013, Excel 2013...
Digitally sign your macro project
Article Use a certificate to digitally sign your macro project.
Excel 2013, PowerPoint 2013...
Trusted documents
Article Learn what trusted documents are and how to change the options.
Access 2013, Excel 2013...
View digital signature and certificate details
Article See how to view the details for signatures and certificates.
Excel 2013, InfoPath 2013...
View my options and settings in the Trust Center
Article The Trust Center is where you can find security and privacy settings for Office programs.
Access 2013, Excel 2013...
View, manage, and install add-ins in Office programs
Article See your options when working with add-ins.
Access 2013, Excel 2013...
What is Protected View?
Article Protected View is a read-only mode in which most editing functions are disabled to help protect you from potentially malicious software.
Excel 2013, PowerPoint 2013...