Looking for a top free firewall for Windows 7? Here you find all you want to know about top free firewalls for Windows 7 including, but not limited to, the Windows 7 built-in firewall. In this article you also find background information as well as valuable tips concerning Windows 7 top firewalls.
Introduction

There used to be much more free firewalls software for Windows until Microsoft built in a firewall in its Windows XP operating system. That Windows integrated firewall has been beefed up in Windows Vista and further improved in Windows 7.

Also taking into account suggestions from our readers posted as comments the following vendors or free top firewall software products make up the candidates. They have been last checked for official Windows 7 compatibility on 29 October 2009.
Candidates

    * Ashampoo FireWall FREE Version - www.ashampoo.com
    * Blink Personal Edition - free-antivirus.eeye.com no longer freeware!
    * Comodo Firewall - personalfirewall.comodo.com
    * Online Armor Firewall - www.tallemu.com
    * Outpost Firewall - free.agnitum.com
    * PC Tools Firewall Plus - www.pctools.com
    * Sunbelt Personal Firewall Version - www.sunbeltsoftware.com
    * VirusBuster Internet Security Suite
    * Windows 7 Firewall Control - www.sphinx-soft.com/Vista/order.html
    * ZoneAlarm Basic Firewall - http://www.zonealarm.com/