Typical Computer Virus example essay topic
These small bits of computer code have slowly overtaken the world of Computing. A computer virus is a small program that attaches itself to disks And computer systems with instructions to do something abnormal. Sometimes the Effects of a computer virus can be harmless. But sometimes the effects of a Computer virus can be dangerous.
But whichever way you look at it they still Cause problems. There are many kinds of computer viruses. Three of the most Common are the time kill, the logic kill and the Trojan horse. The time kill isA virus triggered by the computers clock reaching a certain date and time (often Friday the thirteenth). The logic kill is a virus triggered by a certain value Appearing a certain part of the computers memory, either relevant to the viruses Purposes or at random.
The Trojan horse is an innocent seeming program Purposely infects with a virus and circulated publicly. There is a cure for These viruses, though. These 'cures' are called remedies. A remedy is a Program that watches for typical things viruses do, halts them, and warns the Computer operator. ' Put a child with the small pox together with a bunch of healthy child's and not All of them will get sick. ' But that is not the case with computer viruses.
You see when a computer virus passes on a virus it never fails unless the Computer is protected with a remedy. A typical computer virus spreads faster Than the small pox too. Now as I said before when a computer virus attempts To infect another computer the attack is not always successful. However that Does not mean the infected computer stops trying.
An infected computer will Pass on the virus every chance it gets. Computer viruses are spread by two Methods Floppy disks and modems. A modem is a phone link connected to a Bulletin board service (B.B.S. ). A B.B.S. is a lot like what it sounds, a Bulletin board. If a human calls you and you " re not home he leaves a message So that the next time you use the B.B.S. you can see the message. However Sometimes a human can leave a virus in a B.B.S. or an unsuspecting computer User whose computer is infected the next time you hook up to the B.B.S. you may Get infected.
Once a virus reaches a B.B.S. it is virtually unstoppable unless The corporation controlling the B.B.S. uses a remedy to flush out the virus. So far most virus attacks have been made on large computer networks and apple Computers. That doesn't mean that single users or I B M owners are completely Safe either. In 1989 there were two million five thousand outbreaks of viruses. The most computer viruses originate from Bulgaria, a country in Europe. As a Matter of fact the most deadly computer viruses originate from Bulgaria.
One Virus called the Dark Avenger was created in Bulgaria then sent to the United States of America and it started destroying military secrets. The military Knew that it had to be designed alone because if Bulgarian government made it Could just turn around like a frisbee and attack them. In Bulgaria there is No real law against computer crime. You could do something with a computer that Could get you the death penalty here and get off with a slap on the wrist there. One of the most famous viruses of all time was the Michelangelo virus. This Virus was created by a mad man who wanted everybody to remember the famous Painter.
This virus was a time kill virus set to go off on the artist " 's Birthday march sixth 1990. This virus affected more computers than any other Virus. When this virus exploded it erased every bit of information with it. The average price for the Michelangelo virus remedy is about 160$.