This is from PcMag's tests (www.pcmag.com/article2/0,2817,2372364,00.asp): "Kaspersky Anti-Virus (2015) made a clean sweep, earning top marks from all of the independent antivirus test labs. It's a new Editors' Choice for antivirus protection.".
So if you still thinks it doesn't work, you clearly have no idea.
To be fair: Nowadays it's a lot depending on the person who is sitting in front of the display.
A lot of people's only demand is to install something and it should do its work without taking some time and even read the manual (or trainer instructions ... wink).
A whitelist? A blacklist? What's that?
And yes, Kaspersky is doing a great job.
* Updated game trainers and cheats daily
* Get notified when new cheats are added
* Request which games get new trainers
* Priority support with any problem