Learn advanced Microsoft Office 365 settings and earn CPE credits with our free security training courses. In this article, we are going to address some specific security issues with SharePoint Online, and discuss some best practices you can implement to manage Office 365 file sharing more effectively. Over time, Office 365 can become a mess of public-facing links, unfettered access to sensitive data, and a permissions nightmare in desperate need of wrangling. 'I was kind of shocked how open the sharing with Teams can be, one mis-click and your data is accessible to anyone on the Internet.'īut all that sharing, and collaboration comes at a price – users might not even realize what they are sharing with whom.

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