One-Liner Wednesday October 19, 2022

New-TenantAllowBlockListItems -ListType Sender -Block -Entries emailaddress

Here is a super useful one liner that has come in handy more recently.

What this does is adds a user or domain to the tenant block list as it’s written below. If you need to add someone to the allow list, you can change -Block to -Allow. You can even change set a duration for both Blocking and Allowing.

Command:
New-TenantAllowBlockListItems

Example with Parameters:

Add-365Blocklist