In an era where cyber threats are growing in both volume and sophistication, failing to meet security compliance standards is no longer just a legal issue—it’s a business risk with potentially catast…

In the wake of digital transformation, the work landscape as we know it has undergone a dynamic shift. People can now work from home, from the office, or anywhere with a stable internet connection. L…

Network alerts are vital for maintaining your network's health, efficiency, and security, ensuring seamless daily operations. They act as an early warning system, alerting you to potential issues bef…

In today's interconnected digital landscape, where businesses rely heavily on networked systems and the internet for their operations, the importance of cybersecurity cannot be overstated. Among the…

Firewall.cx has covered Colasoft Capsa several times in the past, but its constant improvements make it well worth revisiting. Since the last review, the version has bumped from 7.6.1 to 11.1.2+, kee…

This article will help you understand TCP SYN Flood Attacks, show how to perform a SYN Flood Attack (DoS attack) using Kali Linux & hping3 and correctly identify one using the Wireshark protocol…

Troubleshooting network problems can be a very intensive and challenging process. Intermittent network problems are even more difficult to troubleshoot as the problem occurs at random times with a ra…

Peer-to-Peer file sharing traffic has become a very large problem for many organizations as users engage in illegal (most times) file sharing processes that not only consumes valuable bandwidth, but…

When considering your VM backup solution, key features such as deduplication are incredibly important. This is not simply from a cost perspective but also an operational one. While is it true that de…

In this article we will show you how to enable SNMP on your VMware ESXi host, configure SNMP Community string and configure your ESXi firewall to allow or block access to the SNMP service from specif…

Microsoft 365 is an incredibly powerful software suite for businesses, but it is becoming increasingly targeted by people trying to steal your data. The good news is that there are plenty of ways adm…

In this article, we'll show you how to deal with VMs which are reported to have an Invalid Status as shown in the screenshot below. This is a common problem many VMware and System Administr…

The Cisco ASA 5500 series security appliances have been around for quite some time and are amongst the most popular hardware firewalls available in the market. Today Firewall.cx takes a look at how t…

What makes Palo Alto Networks Next-Generation Firewall (NGFW) so different from its competitors is its Platform, Process and Architecture. Palo Alto Networks delivers all the next generation firewall…

This article examines the concept of NAT Reflection, also known as NAT Loopback or Hairpinning, and shows how to configure a Cisco ASA Firewall running ASA version 8.2 and earlier plus ASA version 8…

During the past decade, we’ve seen the global IT security market flooded with new network security and firewall security appliances. New vendors emerging into the market while existing well-known ven…