The issue of computer security first arose in the 1970s as individuals began to break into telephone systems. As technology advanced in computing, computer systems became targets as well. The need for computer network security system raised when a couple of incidents occurred in the USA. The Federal Bureau of Investigation (FBI) made one of its first arrests related to computer hacking in the early 1980s3. A group of hackers known as the 414s, named after their area code in Milwaukee, Wisconsin, were indicted for attacking 60 different computer systems including the Los Alamos National Laboratory and the Memorial Sloan-Kettering Cancer Center. Computer security breaches like these became increasingly commonplace throughout the 1980s, prompting the passage of the Computer Fraud and Abuse Act3.
The advent of world wide web has complicated the computer network security as the computer network are linked worldwide and it would a daunting task to predict the assault made on your computer system. In the decade, a 25-year-old hacker named Kevin Mitnick began tapping into the e-mail system used by computer security managers at both Digital Equipment Corp. and MCI Communications Corp. As a result, Mitnick was arrested and sentenced to one year in jail. ...Show more