Cross-domain iframe requests are blocked in SharePoint Online
Cross-domain iframe requests to SharePoint Online organizations are blocked.
This issue occurs when one of the following conditions is true:
- You're displaying SharePoint Online pages on an external site through an iframe.
- You're displaying SharePoint Online pages on a SharePoint Online site that uses a different domain through an iframe.
For more information about iframing SharePoint-hosted pages in applications, go to the following blog post on the Microsoft MSDN website:
Article ID: 2795602 - Last Review: 07/05/2014 03:28:00 - Revision: 6.0
Microsoft SharePoint Online
- o365 o365m o365022013 KB2795602