Top Antivirus Reviews

Discovering The Best Antivirus Software For You

Antivirus software refers to computer programs or tools that are used for identifying, blocking, and removing malicious applications such as computer viruses and malwares from the system. They have become essential tools for any computer user in today's world of constant threat from virus attacks, spywares, system hijackers, etc.

An antivirus application performs two basic functions. The first is to scan all files, according to user preference, and identify the virus based on matching definitions in its database. This is known as virus dictionary or database approach of identifying viruses. Secondly, if run in real time, it tries to identify and suspicious activities occurring in the system, which may be triggered by other computer programs in the operating system. This is known as suspicious behavior approach. These two functions are the basis on which most antivirus software programs are built.

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