The internet is expanded worldwide, anyone can be accessed computer networks which connected with any other computer networks. Its data standard internet protocol is using transmitted such as files and packets. It contains billions of people, business and government networks, emails, online conversations, transferring the files, web pages of the world wide web and other documents related services, etc.

For example, many financial institutions offer online banking that enables a user to manage and view their account from different locations. The internet is a massive network of networks, a networking infrastructure and it can connect billions of computers together globally. The internet (Portmanteau of Interconnected Network) is the global system of interconnected computer networks that uses the internet protocol suite(TCP/IP) to link devices worldwide. The internet has revolutionized the computer and communications world like nothing before.

The first recorded description of the social interactions that could be enabled through networking was a “ Series Of Memos “ written by J.C.R Licklider of MIT in August 1962 according to his “ Galactic Network “ concept.

In late 1966 Roberts went to DARPA to develop the computer network concept and quickly put together his plan for the “ ARPANET “ publishing it in 1967.

If provide the internet facilities to anywhere, the computers can be accessed with the wireless or wired method. Otherwise to connect with the internet required are ADSL routers and telephone facilities.

1.2 Internet Services

In addition to browsing the internet with a browser, the internet has other services that can also be used

• Chat
• Email
• Forum
• FTP
• IM
• Online Gaming
• Social Network
• VoIP
• World Wide Web.