Explain ,what's is intranet ?

An intranet is a private network that is only accessible to an organization's employees, members, or other authorized users. It is used to share information, resources, and collaboration tools within the organization. Intranets are typically accessed through a web browser and can include features such as internal websites, document sharing, communication tools, and online training materials. Intranets are used to improve communication, streamline processes, and facilitate collaboration within an organization.