Hi,
There are a range of recommended security products here at this 'sticky':
http://forums.techguy.org/general-se...elp-tools.html
There are lots of other threads with people asking for the best ..... prog and it's often down to one's expertise, experience and how they use their PC (adventurous habits or otherwise).
I expect you get some more answers that'll cover Kaspersky question.
Richard.