[The following is excerpted from "Building and Maintaining Effective Firewall Configurations," a new report posted this week on Dark Reading's Perimeter Security Tech Center.] Much of the innovation ...

Network appliances don't always offer all the firewalling features a user needs — you know, the advanced port blocking and security procedures we'd like to keep our little home network fiefdoms secure ...

There are thousands of commands and subcommands available to configure a Cisco Adaptive Security Appliance, and as you gain knowledge of the appliance, you will find yourself using more and more of ...

Open source software offers an economical and flexible option for deploying basic home, SMB or even enterprise networking. These open source products deliver simple routing and networking features, ...

Enterprise firewalls must have policies to control traffic, ability to create site-to-site VPNs using standards-based IPsec, translate addresses and port numbers (NAT) when needed, and apply basic ...

Stories of compromised servers and data theft fill today's news. It isn't difficult for someone who has read an informative blog post to access a system via a misconfigured service, take advantage of ...

Mac OS X has long included a basic firewall, but with the release of Mac OS X 10.5—also known as Leopard—this fundamental security technology is moving in a new and innovative direction. As with any ...

A firewall is a software or hardware that checks information from the Internet or a network. Depending on your firewall settings, it blocks or allows it to pass through to your computer. A firewall ...