Internet Vs. Intranet
Internet and intranet are two different terms that are often used interchangeable by most of the people. Many people think that both are similar, but there are lots of differences between them. The short answer is, Internet is an open, public space while an intranet is designed to be a private space. An intranet may be accessible from the Internet, but it is protected by a password and accessible only to authorized users.
What is Internet?
Internet is a global network of millions of private, public, academic, business, and government networks worldwide connect with each other over the network to share massive amounts of information, resources and services.
Internet carries a massive range of informational resources and data in form of HTTP (Hypertext Markup language) documents and applications through World Wide Web (WWW). Every computer in Internet is identified by a unique IP address. IP Address is a unique set of numbers (such as 220.127.116.11) which identifies a computer's location. A special computer DNS (Domain Name Server) is used to provide a name to the IP Address so that the user can locate a computer by a name like..https://net-informations.com.
Internet itself contains a large number of intranets and the number of users who use internet is Unlimited. It contains different source of information and is available for all. Anyone can access it for downloading and uploading using internet protocol. It has numerous information resources and services, such as the web pages of the World Wide Web (WWW), games, videos, images, e-mail, social networking, etc. The Internet is currently being used by billions of people worldwide.
What is Intranet?
The term "Intranet" is basically stands for the network of a specific organization or the private network of an organization. It may be used for organizations or networks that do not want their information to be able to be accessed by outside sources, and is especially important for organizations that require a high amount of secrecy - such as a server that holds military secrets or a database for the CIA. It has a firewall surrounding the system to avoid the unauthorized user from accessing the network. Only authorized users have permission to access the network.
An intranet design should be much more task-oriented and less promotional than an internet design. An intranet's Web sites look and act just like any other Web sites . Employees of the organization or members of the group can makes interactive communication in shape of chatting, audio and video conferencing, groupware and teleconferencing using the intranet.
While, anyone can setup an intranet ; it is mainly used by corporations as it is a secure network and is much less expensive to build and manage than private networks based on proprietary protocols. Each computer in Intranet is identified by an IP Address which is unique among the computers in that Intranet. It is more secure than internet because by developing an intranet network system, organization ensures the security of its network system .
Similarities Between Internet and Intranet is that both Internet and Intranet can be accessed using any browser . They use Internet Protocols for transferring data and both of them are used to share information with the users over the network.
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