i got a new pc and i was wondering what is the best security ?
No such thing exists.
All security programs are more, or less equal.
It's all about your secure computer habits.
Read How did I get infected?, With steps so it does not happen again!: http://www.bleepingcomputer.com/forums/topic2520.html
You are a new member. You have started at least 17 "What is?? threads within 2 weeks- the most within one 6 hour period.
If you want all of the 'opinions' you're asking for, please post in some other forum. This forum is not chat session.
I have asked the moderator to notify you to take consideration of this.What you are doing is considered spam.