The domain name type. A user name. A role name. The service name type. A domain user is represented by this data type. The user's ID in the domain. The user's authentication domain name. The user's external authentication domain name. The SSO information that has been used to identify the user. Might be used as evidence. A domain user is represented by this data type. Single sign on is being implemented by this (encrypted) data structure. Single sign on is being implemented by this (encrypted) data structure. An array of UserNames. An array of UserNames. An array of DomainNames. An array of DomainNames. An array of ServiceNames. An array of ServiceNames. An array of RoleNames. An array of RoleNames.