Web security

Web security is an important part of our net life. Every day we surf hundreds pages and we need to be sure we are protected.
There is a lot of net viruses and trojans which practically aren't detected by the famous antiviruses.
So what's the way to protect your computer from virus and scanners attacks? The answer is very simple: firewall + 2-3 antiviruses with regulary updated databases. Good firewall will protect your from port scanners and the most dangerous viruses.