Computer Virus Nick DeFabis.

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Presentation transcript:

Computer Virus Nick DeFabis

What is being discussed What is a virus? History of viruses What it can do Different types of viruses Preventative measures

What is a virus? Program that replicates itself Spreads from multiple computers May corrupt or delete data Can be disguised as different files Hidden in pirated software

History of computer viruses John Von Nuemann described self-replicating programs in 1949 Programmers developed Core Wars in 1960s First anti-virus: Reeper Officially announced in 1983

History continued MS-DOS targeted by Brain in 1986 First Trojan: PC-Write Surviv-02 created in 1987 Led to Jerusalem and Viernes 13 “Morris Worm” affected 6,000 computers in 1988 Today’s malicious codes were developed in 1995

What they can do http://www.youtube.com/watch?v=scNkLWV7jSw

Types of viruses E-mail Trojan horses Worms

Conclusion: Preventative measures Anti-virus software Back up files Virus removal Recovery methods Computer user awareness

Sources http://support.microsoft.com/kb/129972 http://www.antivirusworld.com/articles/history.php http://saferemails.com/virusalert/the-3-main-types-of-computer-viruses/

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