Active Directory Certificate Services (AD CS)
The Windows Server role that provides a public key infrastructure and certificate authority integrated with Active Directory.
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Active Directory Domain Services (AD DS)
Microsoft's directory service that stores identities, computers, groups, and policies for a Windows domain.
View →Active Directory Federation Services (AD FS)
A Microsoft identity federation service that issues security tokens to provide SSO across application trust boundaries.
View →Active Directory Lightweight Directory Services (AD LDS)
A Microsoft LDAP directory service independent from an AD DS domain and intended for applications.
View →Active Directory Rights Management Services (AD RMS)
A legacy Windows Server role for persistent protection of documents and messages through usage policies and encryption.
View →BranchCache
A Windows caching technology using distributed or hosted cache to reduce WAN transfers of content from remote servers.
View →Cluster Shared Volume (CSV)
A Windows Failover Cluster volume that can be accessed simultaneously by multiple nodes and is commonly used by Hyper-V.
View →Deleted Objects Container
A hidden Active Directory system container that receives logically deleted objects during their retention lifecycle.
View →DFS Namespace
The Windows Server DFS component that presents multiple file shares behind a single logical namespace.
View →Domain Functional Level
The Active Directory domain functional level, which defines available AD DS features and the minimum domain-controller version.
View →Domain Naming Master
The forest-wide FSMO role that controls adding and removing domains and directory partitions in the forest.
View →External Trust
A non-transitive trust between two Active Directory domains in different forests or with an external domain.
View →Forest Functional Level
The Active Directory forest functional level, which determines forest-wide features and the minimum domain-controller version.
View →Forest Trust
A transitive trust established between the forest-root domains of two Active Directory forests.
View →Group Policy Central Store
A central SYSVOL folder that stores ADMX/ADML administrative templates used by the domain Group Policy editor.
View →Group Policy Container (GPC)
The part of a Group Policy Object stored in Active Directory and containing its attributes, links, and metadata.
View →High-Watermark Vector
Active Directory replication metadata that records the highest USN already received from a partner for a given partition.
View →Microsoft Deployment Toolkit (MDT)
A former Microsoft toolkit for automating Windows deployment with task sequences, now retired from support.
View →One-Way Trust
An Active Directory trust relationship in which trust works in only one direction.
View →Realm Trust
A trust relationship between an Active Directory forest and a non-Windows Kerberos realm.
View →Server Manager
The Windows Server console used to manage roles, features, services, and multiple servers from a centralized interface.
View →Shortcut Trust
A manually created transitive trust between two domains in the same forest to shorten the authentication path.
View →SID Filtering
An Active Directory trust security mechanism that filters unexpected or unauthorized SIDs from tokens coming from another domain.
View →SIDHistory
An Active Directory attribute that can preserve a user's or group's former SIDs after a domain migration.
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