Computer Security Articles

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Basics of an Antivirus System

Viruses will infect PC’s & play havoc with the files on computer. They will destroy & cause irreparable crashes. The computers are protected from the virus by installing anti-virus systems. Internet being information highway has in-depth articles on antivirus systems & how computer user will select an right system & what latest anti-virus software are. You should always select antivirus products, which are certified by Checkmark, ICSALabs and VB100%. Select antivirus system, which has passed rigorous tests that are conducted by AV Test org.

What anti-virus system does is scans computer files for any recognized viruses matching the definitions in virus dictionary. It can as well identify suspicious performance for existing the computer programs, which is indicative of the infections. Antivirus systems will act by:

Repairing infected files just by removing virus from file.
Quarantine virus infected file so it does not spread.
Delete an infected file.

Select antivirus software, which is easy to use & suits your computer system.
Decide whether you may need antivirus & anti-spyware scanner. Often anti-virus systems such as McAfee have a spyware protection and anti-virus protection in a system.

According to the experts, you should have one type of antivirus system that is running on computer. Or else if you need two separate systems then one should be enabled for the real time scanning when other is used manually to scan the selected files.

Before installing new anti-virus software, you have to remove the old antivirus software, and reboot computer & after that proceed with installation of new antivirus system.

Always select antiviral system, which is suggested by the experts. Read ZDnet and PC magazine online & find what the editors recommend. Some popular options are McAfee, BitDefender & Kaspersky Lab, all these are appropriate for known & unknown malware.

The computer experts suggest that computer must be scanned often to detect the infections. In addition, there are the antivirus packages, which permit automatic scans, and this may scan the specified files and directories automatically as well as warn you of any of the infections in the computer.