Forum Discussion
WaynoD
Nov 14, 2018Brass Contributor
'Sender Restrictions' for Office 365 Groups
In our company, as part of our move from Exchange on-prem to Exchange Online, we are considering replacing our current Exchange Distribution Lists with Dynamic Office 365 Groups. Many of these...
VasilMichev
Nov 14, 2018MVP
You can use the Set-UnifiedGroup and the "standard" parameters to configure sender restrictions:
RequireSenderAuthenticationEnabled
AcceptMessagesOnlyFrom
AcceptMessagesOnlyFromDLMembers
AcceptMessagesOnlyFromSendersOrMembers
RejectMessagesFrom
RejectMessagesFromDLMembers
RejectMessagesFromSendersOrMembers
- abdulalimJul 28, 2025Copper Contributor
VasilMichev​ Could you please tell me the full process of doing this?
- TonyRedmondJul 28, 2025MVP
Vasil told you. Use the Set-UnifiedGroup cmdlet to update the properties of a Microsoft 365 group with whatever restrictions you want to apply. e.g.,
Set-Unifiedgroup -id "Knowledge Management Champions" -RequireSenderAuthenticationEnabled $true
- WaynoDNov 14, 2018Brass ContributorThanks Vasil. Great answer.