A firewall is either a software program or piece of hardware that acts as a network security device monitoring incoming and outgoing network traffic, helps screen out hackers, viruses, and worms that try to reach your computer over the Internet and decides whether to

With the threats abound in the world today, one cannot be expected to know each vulnerability that exists in their current firewall. But it's increasingly important information to know, for instance, that penetration tests aren't the be all end all of the vigilence against