4-User License Kaspersky Anti-Virus 2015 provides active virus detection and elimination which lets you share freely, without getting or passing on viruses. it has five patented layers of protection and advanced reputation and behavior antivirus technology quickly find and eliminate viruses and spyware. Protects your privacy and prevents your passwords and identity from being stolen when you go online, so you can surf the Web without worry. Stops online threats before they can reach your computer. Won't slow you down or get in your way. Superior performance delivers fast scanning.