Nowadays, most of us are aware and "armed" in one way or another, more or less, to eliminate the thread that haunts the Internet for quite some time. But are exactly are viruses?
Viruses are programs compiled with the help of Pcs, and they are brought to live for one purpose only: to produce damage and to steal information from your computer. They have the ability of opening programs, files, documents and even to auto copy themselves in various locations.
Once you've accessed/opened a program/file that is infected, you automatically activate the virus, without knowing it. Some viruses activate themselves once they are copied on your computer's hard drive.
Symptoms of a virus infection
The symptoms totally depend on the virus you are infected with and on your system's performances. The main factor that influences the symptoms of an infection is the way the viruses are programmed. Some of them are programmed to erase files, other destroy the operating system, or they might simply fill up your computer with unwanted unnecessary files, that take up memory and make the computer encounter difficulties in running important and crucial processes.
No matter what they were programmed to do, one think is certain: you wouldn't want an infected computer not even in your local network.
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Viruses have been invented by people with the sole purpose of doing harm, because we, people, have auto destruction in our blood and we enjoy destroying what others have and creating damage whenever we get the chance.
In order to detect a virus you must have an antivirus program installed on your system. The antivirus will not only prompt you when your computer has been infected, it will also provide you with virus protection and firewalls, so no data can come into your Pc uninvited, especially when you network or internet connection is instable.