firewall
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Networking
OPNsense Port Forwarding Tutorial Step-by-Step
Port forwarding is a feature that allows you to answer outside traffic requests for a certain service even though the server lives on the internal network. OPNsense is a great open-source firewall that has many features like port forwarding to…
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Security
pfSense Alternative Top 5 Firewall Solutions
pfSense is a great open source firewall solution that many are using, not only in the home lab, but also in production environments. It has a great mix of features and capabilities, and the fact that you can use it…
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Mini PC & Server
pfSense Mini PC Firewall for your Home Lab
pfSense is one of the most popular open-source firewall solutions you can download. It has a ton of enterprise features, even with the Community Editon (CE) pfSense installation. Many are pivoting to mini PCs for their home lab server hosts…
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Networking
pfSense Virtual Machine as a Network Firewall
The pfSense network firewall solution is a great free and open-source firewall that many run in their home labs or even SMB environments. PfSense has many enterprise features, and the community edition is free to download and install. Running a…
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Networking
pfSense VLAN Cannot Access Internet – A Troubleshooting Guide
If you are new to setting up pfSense or setting up VLANs inside of pfSense, you may have issues getting traffic on your VLAN out to the Internet. Let’s see why your pfSense VLAN cannot access the Internet. Table of…
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Security
vCenter Security Bug Workaround with vCenter Firewall Configuration
Recently we had one of the most significant security advisories that I can remember with vCenter Server. Compromising VMware vCenter Server is the holy grail of a vSphere environment for an attacker as it allows total control of the VMs…
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Security
Can Ransomware Affect an ESXi host?
A particular Reddit thread caught my attention that was posted to Twitter as of last night. The title of the thread is “Witnessed my first ESXi ransomware. Crypts VMs at datastore level“. It basically describes a nightmare scenario involving a…
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Security
Untangle NG Firewall v14.0 Released with New Features
In being in many different production environments and labbing for several years now, you see and get to try various types of networking solutions and products. Around the 2008 era of time, I downloaded and tried the Untangle UTM software…
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NSX
Add VMware NSX Identity Source Domain
VMware NSX is a powerful tool to not only abstract your virtual networking from the underlying physical infrastructure, but also secure your environment. ย As we had shown in the previous post, we can easily create firewall rules to restrict access…