It is easy to forget security when you look at all of the cool features you want to implement.. Either way, the most important thing to do is enable many of the amazing security features in Azure Active Directory.
First you need to do is have a look at the AAD Premium P2 license.
Then we can login til https://portals.azure.com to enable the features.
First off is Conditional Access
Here we can activate MFA for everyone, and also setup exclusions for certain users that would require to not be on MFA. We can also add security to the different apps in the organization.
In the Identity Protection we can activate “User risk Policy” and “Sign-in risk policy”. These features will use intelligence to see abnormalities in your login patterns. Important security measures for users that might have their passwords compromitted.