Microsoft (unintentionally?) exposes inactive mailboxes content via the EWS API

In what seems like an "accidental feature release", we can now leverage the EWS API methods to directly access content stored within inactive mailboxes in Exchange Online. I'd wager this to be a bug, but until we get some sort of official confirmation from Microsoft, all bets are off. Either way, I believe it is important for Microsoft 365 customers to known about this change in behavior, hence this short article. …

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