Microsoft Exchange Online Archiving

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Contents

    Exchange Online archiving is available via the following plans:

    Activate an archive mailbox:

    The archive mailbox is activated in the Purview compliance portal as follows:

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    https://compliance.microsoft.com/informationgovernance?viewid=archive

    (Q: Activate archiving)

    Access archived emails:

    Once the archive mailbox has been activated, the so-called “online archive” is displayed in Outlook below your own mailbox. All archived content can be found there:

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    Archive e-mails:

    The following policy is applied by default:
    Picture4
    However, it is possible to adjust the policy for individual mails or entire folders.
    Individual mail:

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    Whole folder:

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    Configure archiving:

    Office 365 allows users to create an archive for expired emails.
    If the online archive is activated, O365 applies corresponding retention guidelines.
    If you create a new mailbox, the “Default MRM Policy” policy is activated by default.
    (Q: Standard storage guideline)

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    New retention policies can be created in the Exchange Admin Center under “Compliance management”. (Q: Archiving policy)

    https://outlook.office365.com/ecp/?p=RetentionPolicies&form=eac

    I don’t quite understand the difference to this one yet:

    New retention policies can be created in the Purview Center under “Data lifecycle management”.

    https://compliance.microsoft.com/informationgovernance?viewid=retention

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    Mailbox of an employee who has left the company:

    There is an option called “Ligitation Hold” to retain emails from departing employees for legal purposes. This option is located in the Office 365 Admincenter as shown in the following screenshot:
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    The retention period is then specified and saved.

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    This activation can take up to an hour. After completion, the account can be deleted. The inactive mailbox content can be searched and exported via eDiscovery.
    (Q: Retention of ex-employees)

    /// Useful links and sources ///

    (Probably outdated) https://www.it-administrator.de/themen/kommunikation/fachartikel/313349.html

    Information on archive mailboxes https://docs.microsoft.com/de-de/microsoft-365/compliance/archive-mailboxes?view=o365-worldwide

    Activate archiving: https://docs.microsoft.com/de-de/microsoft-365/compliance/enable-archive-mailboxes?view=o365-worldwide

    Standard storage guideline https://docs.microsoft.com/de-de/exchange/security-and-compliance/messaging-records-management/default-retention-policy

    Customize archiving policy https://docs.microsoft.com/de-de/microsoft-365/compliance/set-up-an-archive-and-deletion-policy-for-mailboxes?view=o365-worldwide

    Link to the Exchange dashboard: https://admin.protection.outlook.com/ecp/

    Instructions Online archive folder for users: https://prod.support.services.microsoft.com/en-us/office/manage-email-storage-with-online-archive-mailboxes-1cae7d17-7813-4fe8-8ca2-9a5494e9a721#ID0EFD=Outlook_for_Windows

    Purview Compliance: https://compliance.microsoft.com/informationgovernance

    Retention of ex-employees:

    https://docs.microsoft.com/de-de/microsoft-365/compliance/create-a-litigation-hold?view=o365-worldwide

    https://www.codetwo.de/blog/wie-archiviert-man-die-postfaecher-ehemaliger-mitarbeiter-in-office-365/6961

    Dieser Beitrag ist auch verfügbar auf: Deutsch (German)

    Updated on 27. March 2024
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