Hardware Firewalls are mostly seen in broadband modems, and are the first line of defense, using Packet Filtering. Before an Internet packet reaches your PC, the Hardware Firewall will monitor the ...

Q: Should my company install a software firewall, or buy a dedicated hardware device for that function? A: As I tell my customers, deciding which type of firewall to use depends on what you're trying ...

Firewalls, both hardware and software, protect computers from hackers and other online threats by blocking dangerous pieces of data from reaching the system. While hardware firewalls offer ...

Connecting your network to the Internet without a firewall is like leaving the front door of your office wide open when you leave on vacation. Chances are high that someone will eventually walk in and ...

Sophos Firewall v21 features a redesigned control center (shown here), with a refreshed user experience and expanded network object visibility. These enhancements simplify firewall management and ...

The Internet is a scary place. Criminals on the Internet have the ability to hide behind their computers, or even other peoples computers, while they attempt to break into your computer to steal ...

Internet security is no joke, and one of the most common ways hackers and malicious software can get into your computer is through unsecured network ports. By using a firewall, you close or hide the ...

A firewall that is provided by software. It often refers to a personal firewall in a user's computer, but software firewalls may be installed in servers as well. Contrast with hardware firewall. See ...

It my recent story on "Patching the Internet" a discussion on how Dan Kaminsky broke, then subsequently helped fix DNS and the Internet, a lot of discussion centered around how the patch was breaking ...

Yesterday when we asked you what your favorite Windows firewall software is, we got back tons of responses, from ZoneAlarm to Sygate from free to commercial. Now we want to narrow down the choices to ...

To defend against data loss and theft, companies need as much protection as possible from external threats. Hardware and software firewalls prevent malicious traffic from reaching computers connected ...

This week we tackle another reader question, “I’m still confused and often aren’t sure whether or not to allow my firewall to ...