Antivirus software prevents viruses and worms from damaging the files on your computer and disturbing the overall operations of a computer. Now, as the technology upgrades, the hackers invent new viruses to crack the security of a computer. Now a days spywares are sent to computers to damage the data or steal it. To prevent these kind of attacks, your antivirus software should have the following services -
Not only should the antivirus software prevent you from viruses, it should also detect and remove viruses from your computer to prevent your personal data in your computer from damage. Over 200 new viruses are discovered every month with over 10,000 known computer viruses worldwide. By having antivirus software and updating it with the latest upgrades, the software can continue to protect a computer from future viruses.
Spyware is a type of malware installed on computers that collects information about users without their knowledge. The presence of spyware is typically hidden from the user and can be difficult to detect. Some spyware, such as keyloggers, may be installed by the owner of a shared, corporate, or public computer intentionally in order to monitor users. To stop these kind of software or to detect them, Anti-spyware is made which prevents you from the Spywares. It is a very important feature which should exist in your antivirus software.
Along with these main features there are several things which are important for an antivirus software like web access and antiphishing protection, email client protection and antispam protection. Some good Antivirus softwares are Microsoft security essentials, ESET Smart Security, AVG, Kaspersky,etc.