what is an intranet
An intranet is a private network, operated by a large company or other organisation, which uses internet technologies, but is insulated from the global internet.An extranet is an intranet that is accessible to some people from outside the company, or possibly shared by more than one organisation.n intranet is a private network, operated by a large company or other organisation, which uses internet technologies, but is insulated from the global internet.
Not to be confused with Internet. An intranet is a private network, accessible only to an organization's staff. Generally a wide range of information and services from the organization's internal IT systems are available that would not be available to the public from the Internet.hen part of an intranet is made accessible to customers and others outside the business, that part becomes part of an extranet. Businesses can send private messages through the public network, using special encryption/decryption and other security safeguards to connect one part of their intranet to another.