Networking Basic Terms.

Essential Vocabulary Regarding Networking:

Internet—a public worldwide computer network that anyone can access and use; allows people to communicate and exchange information.

intranet—a computer network; includes some of the same technologies as the Internet, but is strictly internal and confidential to the organization and is not connected to the Internet directly.

extranet—an extension of a corporate intranet and some combination of public and private networks to facilitate communication with the corporation’s suppliers, customers, and associates.

firewalls—a computer system or network firewall designed to permit authorized communications while blocking unauthorized access.

security zone—business/organization's need for physical and logical boundaries for accessing, controlling, and securing information throughout an organization's network.

virtual private network (VPN)—an independent network created with specialized software over a public network such as the Internet that allows secure communication on the private network.