The use of a multi-layer dual firewall topology is relatively new in network security, but it is rapidly gaining in popularity. In many respects, a dual firewall topology is similar to that of an ...

A software firewall is a standard tool for protecting computers from viruses and other malware. Some routers -- the device that carries packets of data between your network and the Internet -- offer ...

Using a packet filter firewall that inspects packets only up to layer 4 of the OSI model as your first firewall and a firewall that inspects all seven layers of the OSI model as your second firewall ...

I'm a real newbie to firewalls but need to learn about them. When comparing products I keep seeing these two terms used, but I don't understand what they mean--what is the firewall actually ...

A firewall is a vital piece of your business's defense against electronic threats. Serving as a gatekeeper between your company's servers and the outside world, a properly maintained firewall will not ...

What is firewall and what are its benefits is a question that is often asked by companies. A firewall is a computer network security device that limits internet traffic entering, leaving, and moving ...

With the whole of the networking worldmoving toward inhabiting a single global village, we inevitablyhave to start thinking about locking our doors and bolting ourwindows. It has to be recognized that ...

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 ...

Network firewalls were created as the primary perimeter defense for most organizations, but since its creation the technology has spawned many iterations: proxy, stateful, Web app, next-generation ...

Firewalls monitor and regulate the data moving on and off your computer or network. They can keep criminals out while allowing legitimate network traffic in. Mac OS X comes with not one but two ...