Before moving DNS filtering to OPNsense, I ran AdGuard Home on a Raspberry Pi as the network-wide DNS resolver. This is one of the cleanest ways to block ads and trackers for every device on your network without touching individual devices. Here is the full setup. What Is AdGuard Home AdGuard Home is a self-hostedContinue reading “Setting Up AdGuard Home on a Raspberry Pi”
Tag Archives: Security
Installing OPNsense on Proxmox and Setting Up DNS Filtering
After getting Proxmox running on the NUC, the next step was installing OPNsense as a VM to act as the firewall and router for my protected LAN. I also set up DNS-level ad and tracker blocking directly on the firewall using Unbound DNS. Here is the full setup and every issue I ran into. WhyContinue reading “Installing OPNsense on Proxmox and Setting Up DNS Filtering”
Cisco SD-Access VRF Segmentation: How to Isolate Device Groups Across a Multi-Site SD-WAN Fabric Using VRF and BGP
A complete step-by-step guide to extending network segmentation across a Cisco SD-Access and SD-WAN environment using VRF and BGP — using an IP camera network as the working example, but applicable to any isolated device group.
Accessing Untangle NG Firewall Over Network Through Web Client
How to enable remote web access to the Untangle NG Firewall management interface over your network. Covers HTTP administration, access rules, and connecting via external IP.
Installing Untangle NG Firewall On VMware
Step-by-step guide to installing Untangle NG Firewall on VMware. Covers VM creation with dual NICs, ISO installation, network interface configuration, and post-install testing.
Setting up a new Cisco switch
Quick reference guide for initial Cisco switch setup via CLI. Covers enable mode, IP addressing on VLAN 1, VTY password configuration, and enabling SSH access.
Set up a SSH server on a Cisco switch
How to configure an SSH server on a Cisco switch. Covers domain name setup, RSA key generation, local user authentication, and locking down VTY lines to SSH only.
Cracking WEP Wifi Passwords
How to crack WEP WiFi passwords using Kali Linux tools. Step-by-step guide using airodump-ng, besside-ng, and aircrack-ng to capture and decrypt WEP-encrypted network traffic.
Starting Metasploit For The First Time on Kali Linux
How to set up Metasploit Framework for the first time on Kali Linux. Covers starting PostgreSQL, initializing the Metasploit database, and confirming a working msfconsole connection.
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