An analysis of the tedious process of adding a VLAN in OPNsense, requiring 26 clicks and 6 screens, with suggestions for UI improvements.
Explains why routing is critical for security in Azure networks and how misconfigurations can bypass firewalls.
Explains how to configure Azure Storage Account firewalls and virtual networks using the Azure Verified Module for Terraform.
A tech professional shares their recent speaking engagements at IT conferences, focusing on Azure networking, firewalls, and migration topics.
A technical guide diagnosing and fixing a slow SSH connection over Tailscale by adjusting firewall rules to enable peer-to-peer networking.
Troubleshooting guide for resolving Azure SQL Server connectivity issues caused by Windows Firewall blocking port 1433.
Explains how to correctly pass multiple ports and IP ranges as arrays to the New-AzFirewallNetworkRule PowerShell cmdlet in Azure.
A beginner-friendly, visual guide to understanding Linux iptables, focusing on packet flow and core concepts before diving into commands.
A PowerShell script tutorial for enabling and configuring the new firewall feature in Azure Analysis Services.
Explains the undocumented relationship between Group and DisplayGroup parameters in Windows Firewall rules and how DisplayGroup is set.
Compares AWS Security Groups to traditional firewalls and outlines best practices for developing an effective security group policy.
