A malicious software program designed to damage the saved data on a computer is known as a virus. It affects computer files and data either by making some modifications in the programs or by inserting its own new codes. The virus can create a huge loss of data, financial loss. According to reports, computer viruses are currently causing huge economic damages every year all over the world. A virus can cause system failure, corrupting data, destroying computer resources which result in increased maintenance cost of a computer system. The virus is also termed as Malware. Ransomware, Trojan horses, keylogger, adware, rootkits and spyware are some of the kinds of computer viruses. Antivirus software can protect your computer from these threats and Antivirus support is always at your side when it comes to deal with the computer virus.
A virus can affect data files, boot sector saved on hard drive. To deal with this problem antivirus software has been developed and are being used worldwide. The Antivirus software also termed as anti-malware software is a computer software which is used to detect, prevent and remove computer virus or malicious software from your PC. The development of antivirus has created a huge industry of antivirus software to sell and to provide it free for the benefit of the computer users. It provides protection to the user dealing with various operating systems. Earlier, when the computer virus came into existence, there was no antivirus available to prevent the spreading of a computer virus. The computer security researchers were actively working to develop antivirus and yes, of course, they got success and are now a number of antivirus software are available to protect your PC from a number of threats caused by computer viruses. The modern anti-virus software is capable of fighting against malicious browser helper objects, keyloggers, backdoors, rootkits, trojan horses, browser hijackers and ransomware etc. This software also protects the user from spam, scam, attack on privacy (online identity), online banking attacks, phishing attacks, advanced persistent threats etc.