Understanding Virus

Consciously or unconsciously, sometimes we are always troubled by the existence of a virus attack, whether it makes our computer suddenly can not be used at all, there are several functions that are not running or even other distractions that certainly it was enough to make us upset, and when This question is "What exactly is the virus? ".

Viruses are computer programs that can replicate itself and infect a computer without permission or without the knowledge of the user. The term "virus" is also commonly used to describe some type of other viruses such as malware, adware and spyware that does not have the ability to perform like a duplication of the virus. Viruses can quickly spread from one computer to another computer when a virus is placed in the victim's computer, it can occur because the user indirectly transmit the virus program over a network or the Internet, or through some other computer devices such as floppy disks, CDs , DVD or USB.

Viruses can increase the chances of doing the spreading to infect other computers on the network file system file that is sent through another computer.

The term "virus" is sometimes also used to mention a few types of malware. Malware can also be classified as a virus program, including worms, trojan horses, most rookits, spyware, dishonest adware, crimeware, and some other malicious programs. Technically, the virus has a different understanding with worms and Trojan Horses. The worm can exploit a range of computer security to spread itself to other computers, while the trojan is a program that looks harmless but turned out to have a dangerous schedule that the manufacturer deliberately hidden by the trojan. Worms and Trojans like such a dangerous virus for computers that can interfere with some functions when the program is on the run.

This time have many computers connected to internet and local networks, and with so many makers virus that takes advantage of spreading the virus through the network services such as the World Wide Web, E-mail, instant messaging and sharing system in the process of spreading.

Source : Anneahira