Kaspersky Anti virus 2011 is antivirus software made in kaspersky laboratory. The present become antivirus which very good in eradicating viruses at computer. proven by existence of examination done by AV-TESTORG and AV.Comparatives.org. Kaspersky Anti virus 2011 getting highest value in a few test done by two the laboratories. Kaspersky can give in 30 other product Test is done applies more than 1,1 million malware which spread over in internet in 3 last month. and more than ninety five thousands not programs in permitting because containing spyware and adware also applied in this examination . in general, Kaspersky anti viral 2011 reaching best result by obtaining highest value at category “ On-demand malware detection”, “ On-demand spyware and adware detection”, and “ Response times to new threats”. With result which so glorious Kaspersky Anti-Virus 2011 given by sertifikasi High-Advanced+, and Kaspersky Anti-Virus 2011 also is rewarded “ fast” by the experts AV-COMPARATIVESORG. Thereby proper if Kaspersky Anti-Virus 2011 becomes choice which suited for taking care of our computer from viruses attack, worm, malware, trojan and other bad program type.