Kaspersky Internet Security 2009 - Three protection technologies against new and unknown threats: 1) Hourly automated database updates, 2) Preliminary behavior analysis, 3) On-going behavior analysis - Protection from viruses, Trojans and worms, as well as from spyware and adware - Real-time scanning for email, Internet traffic and files; protection from viruses when using ICQ and other IM clients; protection from keyloggers, rootkits, and more - Rollback of unwanted changes on your computer; tools for creating a Rescue Disk - Self-defense of the antivirus program from being disabled or stopped