Once the host computer has been infected (known as a zombie computer), the trojan joins a private chat channel and awaits orders from its “Zombie Master”. This Zombie Master who is often the virus creator, will gather thousands of infected machines called a botnet and use them to mount a...
Viruses---A virus is a small piece of software that piggybacks on real programs. For example, a virus might attach itself to a program such as a spreadsheet program. Each time the spreadsheet program runs, the virus runs, too, and it has the chance to reproduce (by attaching to other ...
data . Upon execution, the virus instructs its host program to copy the viral code into, or “infect,” any number of other programs and files stored in the. The infection can then transfer itself to files and code on other computers through memory-storage devices,computer networks, or onli...
A computer virus is a type ofmalwarethat attaches itself to other programs, self-replicates, and spreads from one computer to another. When a virus infects a computer, it makes copies of itself and attaches to other files or documents. It then modifies those files and continues to spread. ...
This is not a virus, but simply a program (often harmful) that pretends to be something else. For example, you might download what you think is a new game; but when you run it, it deletes files on your hard drive. Or the third time you start the game, the program E-mail your ...
So-called "benign" viruses might simply display a message, like the one that infected IBM's main computer system last Christmas with a season's greeting. Malignant viruses are designed to damage the system. The attack is to wipe out data, to delete flies or to format the hard disk....
15、 confused with viruses is a Trojan horse program. This is not a virus, but simply a program (often harmful) that pretends to be something else.For example, you might download what you think is a new game; but when you run it, it deletes files on your hard drive. Or the third...
A"virus"issimplyanypieceofcomputercodethatautomaticallyreplicatesitself.TheycanalsocomethroughcontactwithWebpages. A"Trojan"isanemaildesignedtotrickusersintoopeningitandlaunchingavirus.Mostoftenthese,too,comeasemailattachments.ThoughmostInternetserviceprovidersnowblockthemostdangerousattachments,expertswarnagainstopening...
Computer Virus Definition A computer virus is an ill-natured software application or authored code that can attach itself to other programmes, self-replicate, and spread itself onto other devices. When executed, a virus modifies other computer programmes by inserting its code into them. If the ...
Ambulance is not a destructive virus; it simply spreads itself around and shows off its payload once in a while. A computer virus is a computer program that can copy itself and infect a computer. The term "virus" is also commonly but erroneously used to refer to other types of malware, ...