Site Content
- Antivirus Software – A Mandatory Tool for Computers
- What Can A Virus And Antivirus Software Do?
- Birth of Viruses and Their Effect
- Working of Antivirus Software
- Popular Antivirus Software
- What Is Freeware Antivirus and Its Relation with Spyware
- How Much Destruction A Virus Can Cause?
- What Is Virus Dictionary Update Wizard?
- Does Trial Antivirus Software Help?
- Do Viruses Attack Only Computers?
- How to Buy a Good Antivirus Program?
- Other Sources of Virus
- Look Before You Buy an Antivirus Software
- Is It Necessary To Install Antivirus Software?
- Decide Before Installing a Free Antivirus Product
Antivirus Software – A Mandatory Tool for Computers
Computer, the most powerful machine invented by human brain faces the most dreaded experience when it is attacked by a virus. Antivirus software is a must for every PC with the invasion of computer virus of all sorts. Antivirus is a program that helps protect your computer against most viruses, worms, Trojan horse and other malicious software by detecting and eliminating their action before they can cause any damage.
Today most computer manufacturers provide antivirus software as a standard product on purchase of the computer. If not, it may be paid for and installed. It is recommended to spend in an antivirus package as having no protection on your machine could result in data lost or system malfunction. There are several viruses which are further grouped under boot sector virus, multipartite virus, network virus, e-mail virus, parasitic virus, macro virus and latest ones are revealed everyday. Besides these viruses your computer can be attacked by other malicious software like Trojan horse, Worms and Spyware.
It is suggested to use antivirus program among the top ten antivirus products available in the market to protect our computer system against these viruses and malwares. These viruses and malwares possibly cause deletion of files, unauthorized access to personal data, hacking, and to protect this use of best antivirus rich in feature is ideal.
There are two techniques used by antivirus software. The first is based on signature files. After scanning for viruses based on the virus report a signature file is created which is added to the database of the antivirus software for identifying and destroying the viruses. The second way of identifying viruses is based on the activity of a computer. This method is also preferred as it can detect viruses which are not listed in the virus database.
There is much freeware antivirus software available and most of them use both the methods among which the first method is given emphasis.
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