Virus Definitions
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, a few functions that do not walk or even other distractions that certainly enough to make us upset, and when This question is “What is the virus? “.
Viruses are computer programs that can copy itself and infect a computer without permission or without the knowledge of the user. The term “virus” is also commonly used to describe several other viruses such type of malware, adware and spyware that does not have the ability to do the duplication as a virus. Viruses can quickly spread from one computer to another computer when the virus is placed in the victim’s computer, it can occur because the user indirectly sending virus program over a network or the Internet, or through some other computer devices such as floppy disks, CD , DVD or USB.
The virus can increase the chances of doing spread to infect other computers on the network file system file that is sent through another computer.
The term “virus” is sometimes used also to name 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 several other harmful programs. Technically, the virus has a different understanding with the worms and Trojan Horses. Worm can use a range of computer security to spread itself to other computers, while the trojan is a program that seem harmless but turned out to have a dangerous schedule deliberately hidden by the trojan creator. Worms and Trojans such as dangerous viruses to computers that can interfere with several functions during the program run.
We have had many computers are connected to the internet and local networks, and with so many begtiu virus makers are taking advantage of spreading the virus through the network services such as the World Wide Web, e-mail, Instant Messaging and sharing system in the distribution process.
