Connect Microsoft 365 through Graph OAuth and verify bounded Outlook and Teams reads.
Open Microsoft Entra ID, register or review the Atlas app, and confirm its redirect URI points at the Atlas connector callback route. Azure portal
Set MICROSOFT_OAUTH_CLIENT_ID and MICROSOFT_OAUTH_CLIENT_SECRET on the Atlas API and restart the service if your platform requires it.
Open the Atlas Microsoft 365 connector page, click Connect, approve Graph consent, and return to Atlas.
Use the Graph-read verification action to prove the stored credential can read Outlook inbox metadata and Teams membership.
Mail.ReadMail.SendTeam.ReadBasic.AllChannelMessage.SendChatMessage.Sendopenid profile email offline_access User.ReadOAuth cannot start
Confirm Microsoft client credentials and the redirect URI before trying the Connect button again.
Graph verification is blocked
Check that the stored grant includes Mail.Read and Team.ReadBasic.All, then rerun the bounded read check.
Verification fails before connect
Complete Microsoft Graph OAuth consent before running provider operations.
Manual verification reads Outlook and Teams through Graph. Durable mail, Teams, file, and calendar subscriptions are operated separately from the connector verification console.
Events Atlas listens for
Provider docs: https://learn.microsoft.com/graph/webhooks
Ready to connect Microsoft 365?
Paste the credentials you copied above into the live connector page.