avast! provides a package of applications that aim to protect your computer from a possible virus infection or other malware threat. If you use it correctly, and in combination with other programs such as data backup utilities, it will significantly reduce the risk of your computer being attacked or infected by a virus, and thus the risk of losing important or private data.

Real-time shields. The real-time shields are the most important part of the program, as they are working continuously to prevent your computer from becoming infected. They monitor all your computer's activity, checking all programs and files in real-time - i.e. at the moment a program is started or whenever a file is opened or closed.

Norton 360 v5 includes: Award winning speed, performance and protection technologies with automatic backup and PC tune-up to keep you safe, secure and running at top speed. Effortless to use and works quietly in the background. Safe Web Scanner checks your Facebook Wall and News Feed for bad links and other threats right from your Norton Control Center. Exclusive Norton Insight Technology protects you from download dangers no matter which browser, instant messenger or file sharing program you use*. Norton Recovery Tools can help when PCs become infected with difficult to remove “scareware” programs or they get so infected by threats that are deeply buried in the PC’s operating system that special tools are required to remove them.

avast! provides a package of applications that aim to protect your computer from a possible virus infection or other malware threat. If you use it correctly, and in combination with other programs such as data backup utilities, it will significantly reduce the risk of your computer being attacked or infected by a virus, and thus the risk of losing important or private data.

Real-time shields. The real-time shields are the most important part of the program, as they are working continuously to prevent your computer from becoming infected. They monitor all your computer's activity, checking all programs and files in real-time - i.e. at the moment a program is started or whenever a file is opened or closed.

Avast! Pro Antivirus - a professional anti-virus, represents a powerful and versatile system for protecting your computer. In addition to the standard for such programs resident scanner and on-demand scanner, Avast!, Based on the award-winning repeatedly Virus Bulletin anti-virus kernel also contains other modules and components that are able to protect your PC from virtually all types of threats, both online and LAN and when working offline.

Norton 360 v5 includes: Award winning speed, performance and protection technologies with automatic backup and PC tune-up to keep you safe, secure and running at top speed. Effortless to use and works quietly in the background. Safe Web Scanner checks your Facebook Wall and News Feed for bad links and other threats right from your Norton Control Center. Exclusive Norton Insight Technology protects you from download dangers no matter which browser, instant messenger or file sharing program you use*. Norton Recovery Tools can help when PCs become infected with difficult to remove “scareware” programs or they get so infected by threats that are deeply buried in the PC’s operating system that special tools are required to remove them.

Outpost Antivirus Pro - personal anti-virus, providing protection against all types of modern malware, and malicious and fraudulent Web sites and identity theft. Fast and effective anti-virus, as well as additional opportunities to proactively protect your computer from unknown threats and risks of risky Internet resources. Outpost Antivirus Pro definitely suitable for beginners and advanced PC users.