What is Antivirus?

Antivirus is a piece of software that was originally developed to detect and remove computer viruses, therefore the name. Antivirus software, at times known as anti-malware software.

What an Antivirus software can do?

Modern antivirus soft wares protects the users from malicious  URLs, ransomware, keyloggers, backdoors, rootkits, trojan horses, worms, dialers, fraudtools, adware and spyware etc.

What are the popular antivirus softwares?

Avast

AVG 

Avira                     

B...