What is Antivirus?

An antivirus software (popularly referred to as 'antivirus') is a program or a set of programs that detect, block and remove software viruses in particular and all malware in general (viruses, worms, Trojans, spyware, adware etc).

Having an Antivirus Software installed on a computer is of vital importance. This is because any system today would get infected with malware within minutes of connecting it to the internet. Since thousands of new malware are created daily, it becomes important that antivirus programs are updated regularly as well.

Best Antivirus Software of 2019

A typical antivirus software provides the following basic functionalities

  • Scans files/directories for suspicious or malicious files/programs.
  • Scans any specific file or a flash drive/CD on request.
  • Detects and removes malicious codes after notifying the user and obtaining permission to clean the infected file.
  • Updates user on the health of the system/device.