![]() Scenario 2: A mailbox in Office 365 becomes corrupted, and the data is inaccessible. If you are utilizing Office 365 backup with Acronis or Veeam, you can simply restore the mailboxes. Typically this is going to include ALL mail ever sent to that account, including what has been deleted by the users. Typically this would involve recreating all mailboxes, exporting from your archive service as a PST, then importing to the correct mailbox your recreated. If you are using external archiving services, you can get these mail items back. This command removes the mailbox, and permanently deletes it from recycle bins and all compliance structures. The actor then proceeds to run the following command for each mailbox in the company: Remove-Mailbox -Identity -Permanent $true Scenario 1: A General Admin account gets compromised. ![]() Lead Net3 Sales Engineer, Devon Stephens, gives 2 scenarios where backup is better than archiving: Microsoft will recover your entire organization’s mail data, but it won’t recover a single mailbox or a single mail item. ![]() Your mailbox data is part of that and can be recovered by MS for a fee for up to 30 days. Infrastructure is covered in the above statement, which means you are able to recover server infrastructure and networking. ![]() Exchange Online offers great retention and recovery support for your organization’s email infrastructure, and your mailbox data is available when you need it, no matter what happens.” “Point in time restoration of mailbox items is out of scope for the Exchange Online service, though there might be third-party solutions available that provide this functionality. But if you look closely, there is a difference between archiving your O365 data and backing it up. It can a complicated issue when verbiage in the Compliance section of the E3 and E02 licensing shows archival.
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