A firewall is software or hardware that sits between two networks -- typically, between your LAN and the Internet -- and allows some sorts of network traffic through while preventing others. It works ...

The ufw (uncomplicated firewall) represents a serious simplification to iptables and, in the years that it’s been available, has become the default firewall on systems such as Ubuntu and Debian. And, ...

A firewall is a device that protects you from a possibly hostile network by monitoring and restricting TCP/IP communications based on the policies that you set. The device is traditionally dedicated ...

Microsoft this week announced that Azure Firewall Basic is now at the "general availability" commercial-release stage. Azure Firewall Basic is a new product aimed at small-to-medium (SMB) ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

Four basic types of firewall protection exist--network level, circuit level, application-level and stateful multilayer. Each type has advantages and disadvantages, ranging from ease of implementation ...

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, ...

What Is a Host Based Firewall and Is it Secure Enough? Your email has been sent Most devices come with a host based firewall, but is it enough? Learn about this vital ...

How to turn on the Windows 10 Firewall and configure its settings Your email has been sent Windows 10 Firewall is a robust security system that's easy to set up and ...