Microsoft 365 security groups, formerly known as Office 365 security groups, allow admins to easily manage access to e.g. SharePoint sites by grouping together users that require identical permissions. This way you only need to assign access once for the entire group, not for each user individually. In this article, we will show you how to create a security group as well as add and remove members from this group using Microsoft/Office 365 admin center and how to streamline the process using PowerShell cmdlets.
