Administrative domain

An administrative domain is a service provider holding a security repository permitting to easily authenticate and authorize clients with credentials.This concept is captured by the 'AdminDomain' class of the GLUE information model.[1] An administrative domain is mainly used in intranet environments.It may be implemented as a collection of hosts and routers, and the interconnecting network(s), managed by a single administrative authority.Therefore, administrative domains wishing ad hoc interoperation or full interoperability have to build a federation.
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