Suggested Articles:
ManageEngine Firewall Analyzer
7 Essential Firewall Management Strategies for Ma…
A firewall appliance is a fundamental pillar of network security, acting as the first line of defense against cyber threats. However, its strength…
ManageEngine Firewall Analyzer
Challenges & Solutions to Managing Firewall Rules…
In today's interconnected digital landscape, where businesses rely heavily on networked systems and the internet for their operations, the importance…
EventLog Analyzer
Detecting Windows Server Security Threats with Ad…
Windows Servers stand as prime targets for hackers and malicious actors due to their widespread usage and historical vulnerabilities. These systems o…
EventLog Analyzer
Unlock Deep Visibility & Insight into Windows Ser…
This article explores the exciting new features of Windows Server 2022 and emphasizes the critical role of analyzing Windows Server logs. You'll also…
Featured Subcategories:
WireShark Articles:
How to Detect Routing Loops and Physical Loops wi…
When working with medium to large scale networks, IT departments are often faced dealing with network loops and broadcast storms that are caused by u…
How to Perform TCP SYN Flood DoS Attack & Detect…
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 co…
How to Use Multi-Segment Analysis to Troubleshoot…
Troubleshooting network problems can be a very intensive and challenging process. Intermittent network problems are even more difficult to troublesho…
Improve Network Analysis Efficiency with Colasoft…
Troubleshooting network problems can be a very difficult and challenging task. While most IT engineers use a network analyzer to help solve network p…
Wi-Fi Key Generator
Follow Firewall.cx
Cisco Password Crack
Decrypt Cisco Type-7 Passwords on the fly!
Palo Alto Networks
Palo Alto Networks Firewall - Web & CLI Initial Config…
This article is the second-part of our Palo Alto Networks Firewall technical articles. Our previous article was introduction to Palo Alto Networks Firewal…
Palo Alto Networks
How to Register a Palo Alto Firewall and Activate Supp…
This article explains how to register and activate your Palo Alto Firewall Appliance to obtain technical support, RMA hardware replacement, product update…
Palo Alto Networks
Palo Alto Firewall Configuration Options. Tap Mode, Vi…
Our previous article explained how Palo Alto Firewalls make use of Security Zones to process and enforce security policies. This article will explain the…
Palo Alto Networks
How to Fix Palo Alto Firewall “Error: Image File Authe…
Keeping your Palo Alto Firewall up to date with the latest PAN-OS software updates is an important step to ensure your organization is protected against t…
Windows Servers
The Importance of a Comprehensive Backup Strategy for…
People and companies usually adopt a backup strategy suited to the needs of their working environment. As such, there is no absolute right or wrong method…
Windows Servers
How to Enable & Configure Shadow Copy for Shared Folde…
When you shadow copy a disk volume, you are actually generating a snapshot of the changes made to the folders and files within the disk volume at a certai…
Windows Servers
Installing Windows Server 2012 Active Directory via Se…
This article serves as an Active Directory tutorial covering installation and setup of a Windows 2012 Domain Controller using Windows Server Manager (GUI)…
Windows Servers
Configuring Domain Group Policy for Windows 2003
Windows 2003 Group Policies allow the administrators to manage a group of people accessing a resource efficiently. The group policies can be used to contr…
Popular Topics
Virtualization & VM Backup
How to Fix VMware ESXi Virtual Machine 'Invalid Status'
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…
Spanning Tree Protocol (STP)
Spanning Tree Protocol – Part 1: Understand STP Princi…
One of the most used terms in network is LAN (Local Area Network). It’s a form of network that we encounter in our daily lives, at home, at work, study, a…
Windows Servers
The Importance of a Hyper-V & VMware Server Backup Too…
Using Hyper-V Server virtualization technology, you can virtualize your physical environment to reduce the cost of physical hardware. As part of IT best p…
Security Service Edge (SSE)
Security Service Edge (SSE) Limitations & Disadvantage…
This article explores the Security Service Edge (SSE) portion of Secure Access Service Edge (SASE) and the need for holistic cybersecurity protections.
W…
Cisco Services & Technologies
How to Fix Cisco VPN Client Error 51 – Unable to Commu…
Apple Mac OS X users are frequently faced with the Cisco VPN Client Error 51 - Unable to Communicate with the VPN Subsystem as shown in the screenshot bel…
Cisco Switches
DHCP Option 82 Message Format, Analysis. DHCP Snooping…
This article provides in-depth analysis of DHCP Option 82 (DHCP Relay Agent) which is one of the +180 DHCP Options available to the DHCP protocol and used…
Cisco Routers
Configuring Cisco Site to Site IPSec VPN with Dynamic…
This article serves as an extension to our popular Cisco VPN topics covered here on Firewall.cx. While we’ve covered Site to Site IPSec VPN Tunnel Between…
Cisco Wireless
Wireless (Wifi) WEP WPA WPA2 Key Generator
The Firewall.cx Wireless LAN Key Generator will allow the generation of a WEP or WPA ASCII based encryption key and will provide the equivalent HEX or…







