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Category: OPNSense Firewall

DNS Over TLS on OPNSense – Extra Online Privacy Using Encryption

Posted on October 5, 2022September 19, 2023 by wp_writer

Links used in video: https://cloud.google.com/dns/docs/dnssec https://docs.opnsense.org/manual/unbound.html#dns-over-tls https://www.cloudflare.com/learning/dns/dns-over-tls/ https://www.cloudflare.com/learning/dns/what-is-dns/ https://www.cloudflare.com/learning/security/threats/on-path-attack/

Zenarmor Next-Gen Firewall – Exploring the advanced security features & paid subscription

Posted on September 29, 2022September 19, 2023 by wp_writer

Hey all and welcome! In this video we revisit the Sunny Valley Networks, Zenarmor, Next Generation Firewall (NGFW) and we take a deeper dive into the advanced security features, like AI Threat Intelligence, Deep Packet Inspection, App Control and Policy-Based Web Filtering included with the paid subscriptions. We will also look at why Zenarmor is…

OPNSense – Unlock Next-Generation Firewall features with Zenarmor – Virtual Lab Building Series: Ep7

Posted on April 29, 2022September 19, 2023 by wp_writer

In episode 7 of our cyber security virtual lab building series, we continue with our OPNSense firewall configuration and learn how to unlock and setup Next-Generation Firewall (NGFW) features using Sunny Valley Networks Zenarmor (Sensei) plugins. We will explore the various dashboards and policies on offer and discuss Zenarmors features and use cases. By the…

OPNSense Firewall Multi-WAN Failover and Load Balancing – Virtual Lab Building Series: Ep 6

Posted on March 25, 2022September 19, 2023 by wp_writer

In episode 6 of our cyber security virtual lab building series, we continue with our OPNSense firewall configuration and configure the Multi-WAN failover and Load Balancing features, to create redundant paths to the internet. We will cover the VirtualBox network adapter configurations, setup gateway monitor and groups as well as modify some firewall and DNS…

OPNSense Firewall High Availability (HA), CARP, pfSync Config – Virtual Lab Building Series: Ep 5

Posted on March 24, 2022September 19, 2023 by wp_writer

In episode 5 of our cyber security virtual lab building series, we continue with our OPNSense firewall configuration and configure the High Availability (HA), CARP and pfSync features, to create a redundant firewall cluster setup. We will explore the master and backup firewall configs, setup virtual IP’s, configure pfSync, firewall rules and outbound NAT. By…

OPNsense Web Filtering/Proxy Configuration – Virtual Lab Building Series: Ep4

Posted on March 2, 2022September 19, 2023 by wp_writer

In episode 4 of our cyber security virtual lab building series, we continue with our Opnsense firewall configuration and configure the transparent proxy and web filtering features. We will also look at how to setup a blacklist and use it prevent users from accessing social networking websites in this demo. By the end of this…

Suricata IDS/IPS Installation on OPNsense – Virtual Lab Building Series: Ep3

Posted on February 20, 2022September 19, 2023 by wp_writer

In episode 3 of our cyber security virtual lab building series, we continue with our Opnsense firewall configuration and install the IDS/IPS features based on Suricata. We will look at the Emerging Threat rule sets including their pro telemetry provided by ProofPoint, and even learn how to write our own Suricata rules from scratch. I…

OPNsense Firewall Installation – Virtual Lab Building Series: Ep2

Posted on February 15, 2022September 19, 2023 by wp_writer

This is episode 2 of the Cyber Security virtual lab building series where we look at how to install the Opnsense firewall in Virtualbox as well as some basic interface and IP address configurations. By the end of this video you will have a fully functional lab firewall that you can access via its Web…

Introducing the Cyber Security Virtual Lab Building Series: Ep1

Posted on February 13, 2022September 19, 2023 by wp_writer

Over the next few weeks I will be creating a cyber security virtual lab series for you, where we will build a network for the fictional company, Morgan Maxwell Real Estate. During this series you will learn basic and advanced networking principles, network and system administration and how to build and configure a next-generation firewall…

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Welcome to my blog! I discuss and showcase various cybersecurity topics. If you prefer to learn through watching video, please check out my YouTube channel, most of the content here also has a video version.

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