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Managing Mail-Enabled Security Groups with PowerShell

Mail-enabled security groups can be used to distribute messages as well as to grant access permissions to resources in Active Directory.

Parent Topic: PowerShell Exchange Online Commands Related: PowerShell Comprehensive Guide

Prerequisites

Ensure you are connected to Exchange Online:

Connect-ExchangeOnline

Creating a Mail-Enabled Security Group

New-DistributionGroup -Name "IT Security Team" `
                      -Alias "itsec" `
                      -PrimarySmtpAddress "itsec@yourdomain.com" `
                      -Type Security

Note: The New-DistributionGroup cmdlet is used with the -Type Security parameter.

Managing Members

Add a Member

Add-DistributionGroupMember -Identity "IT Security Team" -Member "jdoe@yourdomain.com"

Remove a Member

Remove-DistributionGroupMember -Identity "IT Security Team" -Member "jdoe@yourdomain.com" -Confirm:$false

Get Group Members

Get-DistributionGroupMember -Identity "IT Security Team"

Common Tasks

Hiding from Global Address List (GAL)

Set-DistributionGroup -Identity "IT Security Team" -HiddenFromAddressListsEnabled $true

Return to PowerShell Exchange Online Commands

Created: March 17, 2026 • Last Modified: February 23, 2026