Cybersecurity Glossary: Terms Explained in Plain English | TecnetOne

What Is Microsoft Entra ID? Definition | TecnetOne Glossary

Written by Tecnet One | Oct 7, 2026, 5:38:48 PM

Microsoft Entra ID, formerly Azure Active Directory, is Microsoft's cloud identity service that controls who can sign in to Microsoft 365, Azure and thousands of applications. It lets you enforce MFA, conditional access and single sign-on, and it is the foundation of identity security in a Microsoft environment.

How TecnetOne handles it: Microsoft 365

Entra ID, Azure AD, Azure Active Directory, Microsoft Entra, cloud identity