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March 13, 2020


Google, Amazon, Facebook, Apple and Netflix (GAFAN) are the five most prominent and wealthiest companies today. In turn, GAFAN has much insight into our daily lives as they all collect data during the routine use of their respective service or product. The...

February 19, 2020

Set up mDNS (Avahi/Bonjour) between VLANs on Debian/Ubuntu systems.

October 18, 2019

This study analyzes the core fundamentals of what a computer network is and what protocols, packet capturing and the OSI model are.

October 10, 2019

Set up a VPN tunnel with with pfSense 2.4.4

October 8, 2019

This study analyzes the dangers posed to computer user information and their equipment as they connect to untrusted networks.

October 6, 2019

This study analyzes the use of a Raspberry Pi (RPi) as part of a Penetration Tester’s toolkit.

October 3, 2019

Learn the advantages of running your own DNS server for security and visibility.

October 2, 2019

Learn how to install Unifi Proxy to collect and graph its data in Zabbix/Grafana.