Hello,
Indiser risk management applies to potential internal threats, the goal is to detect data leakeage before it happens, the solution identify patterns and focus on bulk download, abnormal data acess or any other suspicious behvior from any user account.
This protection is avalaible in the Microsoft 365 Compliance portal.
You can enable it following the steps described in this article :
https://techcommunity.microsoft.com/t5/security-compliance-and-identity/getting-started-with-insider-risk-management
Hope this helps
Regards