Entra ID B2B guest access

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Entra ID B2B guest access

How Entra ID B2B brings external users into your tenant as guests — invitations, controls, and lifecycle.

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What is a B2B guest in Entra ID?

An external person represented in your tenant as a guest user object, who authenticates with their own identity (their Entra tenant, a Microsoft account, Google, or a one-time email code) and can be granted access to yo…

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Do guests need a licence?

Guests are covered by the licences of your own users at a ratio of 1:5 for most features under the monthly-active-user model, where the first 50,000 monthly active external users are free. Practically, most tenants neve…

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How do I remove guests who no longer need access?

Combine guest expiration in SharePoint, access reviews of guests in Entra (P2), and a periodic report of guests with no sign-in in 90 days. Removing the guest user object removes all their access at once.

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