IT | CLOUD | RELIABLE
Sent items are default not saved to the sent items folder of the shared mailbox, with following commands you can save a copy to the sent items folder of the shared mailbox.
First, login to exchange online with powershell (https://www.productivv.be/2022/12/01/powershell-exchange-online-commands/)
Set-Mailbox <shared mailbox> -MessageCopyForSentAsEnabled $trueORCA is a project to help Office 365 tenant administrators validate their anti-spam and anti-malware settings against recommendations from Microsoft. ORCA is installed as a PowerShell module with just one cmdlet. After running Get-ORCAReport, you’ll have a report containing recommendations and observations about your configuration.
Install-Module -Name ORCAget-orcareportSource:
https://www.productivv.be/2022/12/01/powershell-exchange-online-commands/
Most used commands for Exchange Online
Install Exchange Online powershell module
Install-Module -Name ExchangeOnlineManagementConnect to Exchange Online
Import-Module ExchangeOnlineManagementConnect-ExchangeOnline -UserPrincipalName admin@company.onmicrosoft.comGet deleted mailboxes
Source:
Manuallly upgrade existing DKIM keys from 1024-bit to 2048-bit
Connect to Exchange online using powershell
Import-Module ExchangeOnlineManagement
Connect-ExchangeOnlineUpgrade key to 2048-bit
Rotate-DkimSigningConfig -KeySize 2048 -Identity {domain name}Example
Rotate-DkimSigningConfig -KeySize 2048 -Identity productivv.beResult
Get-DkimSigningConfig -identity productivv.be | Select Selector1KeySizeThis new 2048-bit key takes effect on the RotateOnDate, and will send emails with the 1024-bit key in the interim. After four days, you can test again with the 2048-bit key (that is, once the rotation takes effect to the second selector).
Get-DkimSigningConfig -identity productivv.be | Select RotateOnDate
Sources: