Finding the right firewall  
 
Firewalls play a crucial role in network and computer security.   Part I of this series, Home User Security: Your First Defense, examined the typical functions of firewalls and how they can be of use on an individual level. More specifically, the need for personal firewalls in the home office was discussed. Now we will explore some of the best options on the market, many of which are available free of charge or are already installed on major operating systems.
 
La suite + les "tests" : http://www.securityfocus.com/infocus/1750