Simple definition
Entra ID manages accounts that connect to Microsoft cloud services and many compatible applications.
Technical definition
It provides authentication, groups, business applications, MFA, conditional access and federation. It does not exactly replace Active Directory Domain Services, even if both can be synchronized.
What is it used for ?
Control connections to Microsoft 365, applications SaaS and recorded devices.
Practical example
A conditional access policy requires MFA when the user connects from an unusual country.
Common issues
- Confusion with Active Directory local
- Professional accounts without enhanced protection
- Failureing hybrid synchronization
- Old applications using low authentication
Related terms
Microsoft 365 · MFA · Active Directory (AD) · Intune · SaaS
Key takeaway: This entry explains the general operation of the term. Exact settings may vary depending on software, vendors and environments.