====== DKIM in Office365 / Exchange Online ======

Konfiguration anzeigen lassen:

<code |powershell>
Get-DkimSigningConfig | fl | MORE
</code>

===== Key-Upgrade auf 2048 Bit =====

<code>
Get-DkimSigningConfig | fl Domain,GUID
</code>

Identity = GUID

<code |powershell>
Rotate-DkimSigningConfig -KeySize 2048 -Identity ...
</code>