What is meant by intranet internet extranet

Intranet: An intranet is a private network accessible only to an organization's staff. It uses internet protocols and technologies but is restricted to internal users. Intranets are used for sharing information, collaboration, and communication within the organization, often featuring resources like internal websites, databases, and applications.

Internet: The internet is a global network of interconnected computers that communicate using standardized protocols. It allows users to access a vast array of information and services, including websites, email, and file sharing. The internet is public and accessible to anyone with a connection.

Extranet: An extranet is an extension of an intranet that allows controlled access to outsiders, such as business partners, suppliers, or customers. It provides a secure way for external users to access specific resources or information while maintaining the privacy and security of the internal network.