Learn how to keep your network secure without slowing it down or causing latency. Understand everything from unified threat management (UTM) and proxys to purchasing advice and firewall placement.

Learn how a firewall filters out cyber-threats, while still letting you access everything you want to look at online. When you purchase through links on our site, we may earn an affiliate commission.

Firewalls have been the mainstay of network security for more than two decades and organizations still view the devices as a critical element of their defensive strategy It’s been 25 years since the ...

The humble firewall has come a long way since the packet-filtering days of yore. The first firewalls were developed by the Digital Equipment Corporation (DEC) back in the late 1980s. These early ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. If one was to ask a group of strangers on the street to name some of the most popular ...

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 ...

Kelly Herrell, CEO of Vyatta, and I were introduced recently. The folks making the introduction said "Kelly is CEO of Vyatta, the open source routing company. They are going to change the networking ...

Firewalls act as gatekeepers that regulate data flow between internal and external networks based on security rules, while antivirus tools detect malicious activity in a computer or network system ...