

If you want external sharing in Microsoft Teams, the first step is to turn on external sharing for Office 365. Do you want guest users to be able to browse the directory? Do you want to allow members or owners to invite guests? You can also find controls to enable a one-time email passcode for guests and collaboration restrictions on domains. In your organizational relationships (aka B2B) settings you can take those controls even further. Here, you can see your guest users, create new guest users, and manage your B2B guest user permissions settings. Azure ADĪs an Office 365 admin, you should have a link to the Azure Active Directory portal right from your admin center. Since we want to establish external sharing in this case, our concern is enabling guest access. Guest access gives access permission to an individual who can then access resources such as channel discussions and files.External access (federation) gives access permission to an entire domain which will only give the participant access to one-on-one federated chat they will have no access to the inviting organization’s Teams or Team resources.There’s a subtle but critical terminology difference between external access versus guest access:

Note that you may come across the term “external access” in your Teams Admin Center interface.
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It’s important to know where and how to configure these in Azure AD, Microsoft Teams, SharePoint Online, and OneDrive for Business. Once external users have your data, do you really know what they’ll do with it? Have questions around external sharing in Teams? This post is pretty helpful: Click To Tweet Where to Configure Guest Access and External Sharing While you might not see the risk now, once data leaves your system, you no longer have control of where it ends up. If you don’t have an established system for external sharing, you leave it up to your users to decide when and how this will take place. But how? Understanding Guest AccessĬhances are your users will need to collaborate externally at some point or another. However, the reality of this situation is that you are already sharing externally.
