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The four most universally encountered malevolent programs are computer viruses, worms, Trojan horses and logic bombs.A computer virus is a small piece of software that attaches itself to existent programs.Before I began on what type of “Operating System” I’ve researched I’ll start by explaining what an operating system is.
For example, the Melissa Virus, which became a global phenomenon in March 1999, was so powerful that it forced Microsoft and a number of other very large companies to completely turn off their e-mail systems until the virus could be contained (7).
Viruses have become a serious dilemma in recent years, and currently, thousands of known virus programs exist (8).
Unfortunately this transformation of data has opened the doors for a new era of high tech crime - the computer virus.
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The Internet is now a complex gateway for transgression and immoral activities where often the perpetrators of the crime are far removed from the scene of the criminal activity and hidden behind a maze of double speak (3).The operating system is a vital component of the system software in a computer system.Application programs usually require an operating system to function also.Computer viruses are enigmatic and grab our attention.They move silently from computer to computer under a shroud of secrecy and deceit.These instructions are called the payload of the virus and are used to disrupt or change data files, display an irrelevant or unwanted message, or cause the operating system to malfunction (5).Personal computers have always had to protect their programs, files, and irreplaceable data form fire, hard drive crashes, poorly written software, and a multitude of other possible catastrophes.If they are not caught in time, these malicious programs can erase all the data off a hard drive, rearrange numbers in a spreadsheet file, or practically anything else a clever programmer can devise.__________________________________________________________A computer virus is a potentially dangerous computer program designed with the intent of obliterating or corrupting data that it comes into contact with.Computer viruses are mysteriously hidden beneath seemingly innocuous programs, which explains the reason for their effective dissemination across the Internet.While technology advances have brought many benefits to society there have also been technological abuses (1).In today's generation, with the help of the Internet and the rapid growth of the personal computer in the average household, we are able to talk to and share information with people from all sides of the globe (2).