Security Warning is Shown when Editing Office Document Attachment in Internet Explorer
Symptoms
A security warning is shown when you try to edit an Office document. Setting Internet Explorer to "Compatibility Mode" doesn't stop the security warning from popping up.
Cause
Confluence has not been added as a "Trusted Site" in Internet Options.
Resolution
Add Confluence as a Trusted Site in Internet Explorer via Browser Settings >> Internet Options
Last modified on Feb 26, 2016
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