Microsoft Entra documentation, "What is hybrid identity with Azure Active Directory?," Microsoft Learn. Retrieved October 13, 2025.
Reference for Statements 1 & 3: Under the section "What is Azure AD Connect?", it states, "Azure AD Connect is the Microsoft tool designed to meet and accomplish your hybrid identity goals... The tool provides the following features: ... Password hash synchronization ... Pass-through authentication ... Federation integration ... Synchronization." This confirms Azure AD Connect as the implementation tool and synchronization as the core concept.
Microsoft Entra documentation, "Topologies for Azure AD Connect," Microsoft Learn. Retrieved October 13, 2025.
Reference for Statement 2: The section "Single forest, single Azure AD tenant" describes the most common and simplest topology: "The most common topology is a single on-premises forest, with one or multiple domains, and a single Azure AD tenant." This explicitly contradicts the notion that two tenants are required.