Security continues to be the biggest concern for IT managers and, in turn, design engineers developing firewall systems. With more viruses popping up and hackers attacking more often, corporations are ...

While the world grapples with the ongoing effects of the COVID-19 pandemic, enterprises continue to be bombarded with cyberattacks. Many cybersecurity companies rely on devices such as firewalls, ...

At first glance, stateful packet filtering appears to have conquered the firewall world, both in terms of market share and mind share. The list of products based on stateful packet filtering is a long ...

Two months ago, we published Everything you need to know about IPv6, telling you the following about firewalling IPv6 in relationship to the Network Address Translation that is common in today's IPv4 ...

When I started writing this column in autumn of 2000, I had the day job of firewall engineer. I enjoyed that type of work, but I was enough of a big-picture kind of guy to be aware that every year, ...

British banks are wasting thousands of pounds on firewalls that are not doing their job, according to network security pioneer Nir Zuk. Zuk, who is widely credited with co-developing the stateful ...

<i>Redmond</i>'s new Security Advisor drills down the specifics of what should be considered when selecting your next firewall. Welcome to my inaugural Security Advisor column. Like many of you I've ...

Traditional firewalls can’t stop modern DDoS attacks. Learn why high-volume, multi-layer attacks overwhelm perimeter defenses—and how to build real DDoS resilience.

Our Special Focus author ([email protected]) this week takes a look at the world of deep packet inspection. First there were packet filters. Then stateful inspection firewalls; then intrusion detection.

In our last column, we started to look at the consequences of WAN service history. We noted that what almost all the technological innovations in WAN Optimization technology, and the more recently ...