Analysis of virus attack

virus is a program that is deliberately created by programmers for the purpose of attack a computer. later this virus continues to grow rapidly and many computer users who feel aggrieved by the existence of a virus, especially non-IT computer users. even if the user uses a computer antivirus still only is exposed to the virus, why it’s like that? following are some factors that lead to computer user still fell ill (still attack) by a virus:

1. does not update antivirus
update antivirus required for computer users, update antivirus ascertain whether safe to avoid a virus? the answer is not, why? because work as an anti-virus is not same with the handle of a different virus. and powerful antivirus is antivirus that know about how the work virus itself

2. Users of the computer
computer user actually plays an important role in handling the virus, so that the computer not easy to attack by the virus,because the computer user must can monitor all incoming files on the computer, both the image files, applications, music and other files. computer user should understand a file extension this is intended to avoid the attack of the application file which masquerade using an icons but the extension remain. exe (application extension). therefore, the computer user is expected to understand the extension and not only use of available computer facilities.

3. Iterance virus system (loop sistem)
This system is used by a virus to initiate an attack, this system usually used by viruses to make theft of files, file destruction, and the spread of the virus through a USB flashdisk the entry on a computer.
For example:
a computer that has drives C, D, E. fell ill when the computer is a computer virus that attacks the drive C, D, E, F then automatically fell ill (attack) on the computer only drive C, D, E why? because in the computer there are only drive C, D, E. but when plug in a flashdisk in the the machine will be visible to the drive C, D, E, F (F is a USB flash drive) it’s mean a USB Flashdisk also exposed by a virus. because iterance system made by virus to check and run the system continuously (the system did not stop).

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