What is Active Directory?
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is Active Directory?

### Response:

Active Directory is a directory service developed by Microsoft for Windows domain networks. It is included in most Windows Server operating systems as a set of processes and services. Initially, Active Directory was used only for centralized domain management. However, Active Directory eventually became an umbrella title for a broad range of directory-based identity-related services.