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 ...

Undoubtedly, you’ve heard about viruses, hacker intrusions, trojan horses, and more that are constantly trying to bring your PC down. Is there a single thing that you can buy, like a hardware firewall ...

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 ...

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 ...

In this Recipe, I'll explain both the options for firewall protection and the differences between hardware and software implementations. By the end, you should be able to point a client to the ...

Q: I have three computers. I use a cable modem to connect to my ISP. Is it better to have a software firewall like ZoneAlarm, or is it better to get a router with a firewall built in? A: In all ...

We are in a slow period at work now, so I would like to fill some of my time by learning firewall systems. Our shop uses Cisco PIX and ASA firewalls, which were set up long ago by engineers that have ...

Why waste money on an enterprise firewall when you can build your own from old PC parts?

Some operating systems have a firewall built into the kernel. There are hardware-based firmware firewalls in your modems and routers. And then there are several third-party hardware and software ...

A firewall is a protective system that lies, in essence, between your computer network and the Internet. When used correctly, a firewall prevents unauthorized people from accessing your network. A ...