Your company has a hybrid identity environment with 10,000 on-premises users synchronized to Microsoft Entra ID using Microsoft Entra Connect. You plan to implement a modern access control strategy for all cloud applications. The requirements are: enforce multifactor authentication (MFA) for all users when accessing sensitive applications, allow users to self-remediate risky sign-ins via a mobile app, and minimize infrastructure complexity. You need to design the identity and governance solution. What should you do?