Microsoft Defender is single tenant solution. Whatever results you get from Defender, you get it tenant by tenant. Security Manager is purpose built for MSPs. It was built with single pane of glass that a partner can have visibility of all their tenant customers in one place. No more bouncing around in Microsoft Partner Center or logging in and out of multiple portals or different customer logins. With Security Manager, partners can easily import hundreds of tenants with just a few clicks, while maintaining the flexibility to pick and choose which tenants and for which services or connectors.