Antivirus Software: What is it?
12.28.11
Antivirus software is an application that protects computers from viruses, spywares and worms. More than 1 million antivirus exists. Hence protecting your PC from them is absolutely essential. Several antivirus software are available in the market. You can get both free and paid version of antivirus software.
History of antivirus software:
The history of antivirus software dates back to late 1980s. Soon it became a big business when Symantec bought Peter Noton Computing, one of the primary makers of antivirus software. Now many companies are into manufacturing PC antivirus software.
How antivirus software works?
Antivirus software scans a PC on a regular basis to find out viruses as well as other malicious software. It is advised that you run it on a daily basis. If that is not possible you should at least run it twice a week. When the software finds a virus, it destroys the virus.
Antivirus software offers additional protection when you surf the Internet or check your emails. When you download a file the antivirus will check the file to ensure it is virus free. It is necessary to update antivirus software on a regular basis.
Though antivirus software can be also installed for free, it is advised to install a paid version if you surf the web on your computer on a regular basis.