An account is a collection of credentials on a network. When connecting to a network, each user must have an account to access the resources on that network. The user names and passwords contained in that account are called credentials. Resources on the network include sharing folders; Sharing printers You need to have an account to be able to share applications. This account also identifies users on the network. It is also the basis of security for the network. Whether you are a store administrator on a network or a network. For better security, either you or another user need to create an account.

Accounts are usually used on server-based networks. There is Central Computer Central Computer is defined as a server. For example, Microsoft Windows Server Domain Controller controls these accounts it is controlled. Once a user has logged in, the user’s account is viewed depending on the network, the central computer (domain controller) determines whether or not to use the network. Peer-to-Peer Networks; Use Accounts on Workgroup Networks you do not have to. Because Peer to Peer Network This is because workgroup networks do not require very strict security.

There are three types of accounts used on networks on Windows NT and above Windows 2000.
• User Account
• Group Account
•Computer Account

•User Account

A user account is an account assigned to users in this domain.These users have their own usernames, Passwords Related groups; It also contains permissions for accessing system resources in that domain.

• Group Account
A group account is an account that identifies a user-defined group, and this group account is used to assign permissions to them.

• Computer Account
A computer account is a group of computers in a domain defines a designated account.

Account Domain
An enterprise-level Windows Server domain that includes a Global User Account and a Global Group Account. An Account Domain is an account domain that centralizes the administration of each domain and is called Account Administration.

If this account domain is used in the Windows Server Master Domain Model, the Account Domain is also called the Master Domain. That account domain is at the Enterprise level user accounts are stored for each user. For example, Account Domain when connecting to a network will be at Headquarters. Servers and workstations will be located in their respective domain offices, called the Resource Domain. So if that company if users in the branch want to log on to the network, their workstations are on this resource domain even if they are in one, they must log on to the Account Domain if they want to log on. So each resource domain will be linked to another trust. Each resource will also be linked to the Account Domain. So all user accounts are here you can come to the Account Domain and centralize it. This will make it easier for administrators at the header to manage accounts