How Computer Viruses Work

Virus is a computer software program, to infect our computer without our permission. It can replicate itself and to increase the Automatically. Computer viruses may be damaged or deleted data on your computer. E-mail program to use tons of the virus spread the virus to other Computers, the spread of the use of USB devices from one virus to another computer. Computer virus can easily spread the AnnexE-mail. Computer viruses can be disguised as attachments pictures, important documents, audio and video files.Spyware, adware and malicious software, is also a type of virus, there are some differences between viruses and spyware.

E-mail viruses - e-mail transmission of the virus as an attachment to e-mail, usually mailed automatically copy itself. Some e-mail viruses do not need to double-click - they launch when you view the infected message in the preview pane of the e-mail software.

Trojan - Trojan horse is a computer program. The plan claims that do one thing (it may claim that it is a game), but does damage when you run it (it may erase your hard drive). Trojan horses can not copy automatically.


Worm - worm is a small software, the use of computer networks and security holes to replicate itself. A worm scans the network to another machine there is a specific security hole. It copies itself to the new machine using the security hole, and then copy from there, as well as.

Computer virus shares some features. Computer virus must piggyback on some other program or file, to start. Once run, it can infect other programs or files. It is clear that the analog computer and biological viruses to extend a bit, but there is sufficient similarity of the name sticks.