Microsoft Office Tutorials and References
In Depth Information
App catalogs, add-ins, ActiveX settings, and macro settings
decide on the latter, you can additionally disable the usual message bar notification when
an add-in is unsigned.
For more about Office Apps, see “Installing apps” in Chapter 3, “Custom-tailoring the Excel
Figure 4-4 Using the options in the Trusted App Catalogs, Add-Ins, ActiveX Settings, and Macro
Settings categories, you can enable or disable most types of active content you might encounter.
ActiveX controls are more general than add-ins, and they can be designed to run on the
web or on your computer, but always within a host application. ActiveX has been the
language of choice for many malicious code developers (a.k.a. hackers ) because it allows