A firewall appliance is a fundamental pillar of network security, acting as the first line of defense against cyber threats. However, its strength is only as good as its configuration, monitoring…

Monitoring network traffic & bandwidth usage via Netflow is mandatory for any type and size network. Gaining visibility into user traffic, application traffic and data flows allows network engine…

Accurately monitoring your organization’s business application performance, service provider SLA breaches, network infrastructure traffic, bandwidth availability, Wi-Fi capacity, packet loss, delay…

The days of relying solely on static monitoring dashboards and manual firefighting are long gone. Today’s environments demand automation-first operations, real-time observability across every layer…

Brute-force attacks are commonly known attack methods by which hackers try to get access to restricted accounts and data using an exhaustive list/database of usernames and passwords. Brute-force atta…

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…

ARP attacks and ARP flooding are common problems small and large networks are faced with. ARP attacks target specific hosts by using their MAC address and responding on their behalf, while at the sam…

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…

SysAdmin Day has arrived, and with it, gratitude for all the unsung heroes that 2020 has needed. Your hard work has made it possible for all of us to keep going, despite all challenges thrown our way…

Backup and Disaster recovery are core considerations for any business with an IT footprint, whether that is on-premises or in the cloud. Your business depends on reliable IT systems to support the b…

Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtual machines stems from the benefits of virtualizati…

In this article we will cover the differences between VMware ESXi, vSphere and vCenter while also explain the features supported by each vSphere edition: vSphere Standard, Enterprise plus and Plantiu…

This article’s purpose is to help you quickly master Palo Alto QoS concepts and learn to configure QoS on Palo Alto Firewalls in a simple and efficient way. QoS is considered a complicated topic howe…

Our previous article explained how Palo Alto Firewalls make use of Security Zones to process and enforce security policies. This article will explain the different configuration options for physical…

Discover the ins and outs of using Palo Alto Networks’ Software NGFW (Flex) credits to seamlessly renew your cloud-based or virtualized software NGFW devices! Dive into this exciting guide where we u…

Palo Alto Networks Next-Generation Firewalls rely on the concept of security zones in order to apply security policies. This means that access lists (firewall rules) are applied to zones and not inte…