With Azure Lighthouse it is possible to manage your customers portals from one portal. Microsoft has added cross-tenant management for Security Center making it easy to overview customer security status and settings.
This way Service providers can leverage security from their own tenant.
If you want to learn more about Security Center and Lighthouse go to Microsoft Docs
Microsoft released Lighthouse last weekend, and since this is a great feature, I wanted to implement it as soon as possible, but the Microsoft docs might be a bit confusing, so I wanted to simplify the manual, so here it is! We will be using PowerShell, as this makes life so much easier, and faster.
Your admin tenant needs to have a valid Azure subscription
You need to have a native user account with the new Owner role in the tenant that you want to manage (Customer tenant)
Azure PowerShell module: AZ (Install-Module -Name az)