What does it mean "the protection of your computer from virus programs using antivirus software", which are the programs designed to identify, thwart and wipe out computer viruses and other malicious software (malware). Virus programs can seriously affect your computer and can cause hard drive crash or computer crash.
You can provide virus protection to your computer using antivirus software, which helps to search computer bugs and provide protection against viruses, worms, and Trojans. The software typically accomplishes its protection tasks in two different ways; one, scrutinizing (scanning) files to search and match viruses with the definitions in virus dictionary, and second, identifying suspicious behavior from computer program that might indicate infections. It provides – security to your PC/computer systems, gives virus warning, and help deleting computer viruses. It helps to strengthen your computer and network security, and also helps in PC network maintenance.
Antivirus software programs are mainly available as commercial software and freeware programs. There are a number of commercial & freeware programs available on the market. Some of the notable commercial software programs are AntiVir, avast!, AVG Anti-Virus, F-Secure, Kaspersky Anti-Virus, McAfee VirusScan, NOD32, Norman, Norton AntiVirus, Panda Antivirus, Sophos Anti-Virus, Vba32 AntiVirus, Virus Chaser, Virus Buster (PC-cillin), Windows Live OneCare, and ZoneAlarm AntiVirus. And, some of the famous freeware programs include AntiVir PersonalEdition Classic, AVG Anti-Virus Free, avast! Home, BitDefender 8 Free Edition, ClamXav, Comodo AntiVirus, McAfee® VirusScan Plus – Special edition from AOL, PC Tools AntiVirus Free Edition, and Rising Antivirus 2007.