History Personal Computer

In the year 1968, a demonstration given by SRI researcher Douglas Englebert could be called the biggest of all demos so far. The demo gave a fore-sight of how working lifestyles would be in the 21st century with e-mails, word processing, hypertext, the mouse and video conferencing. This particular demonstration needed a lot of assistance from the support staff and also a mainframe computer that had the facility of time-sharing. It was found that all of this was way too expensive for businesses that operated individually in those days.

Computer Network Security History

With increase in the usage of Internet, computer security has become an important issue. Companies and individuals want to learn more about computer network security. In fact, many companies have computer network security as a top priority to stop any misuse or fraud.