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 ...

Can you explain the differences between a hardware and software firewall? From what I can gather, pretty much all routers come with built-in firewalls, so do I really need to install firewall software ...

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 ...

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 ...

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 ...

Every organization that connects its network to the Internet needs a firewall to protect against intrusions and attacks from "out there." And today's security vendors make firewall products to fit ...

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 ...

Having a properly configured firewall on your computer is an important part of staying safe online, but having one on your home network is also a good idea. That's because the firewall in most ...

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 ...