Nerdsense Tech Blogs


Homelab and Virtualization in 2025

Greg Heffner July 26th, 2025



Cleaner css moving forward!!!

Homelab and Virtualization in 2025 - blog post image

Crontab: Automating Tasks with Cron Jobs

Greg Heffner July 11th, 2025

Crontab: Automating Tasks with Cron Jobs - blog post image

Build, Test, Deploy: The CI/CD Adventure (with a Dash of Argo CD Magic)

Greg Heffner July 3rd, 2025


Mobile friendly blogs moving forward!!!

Build, Test, Deploy: The CI/CD Adventure (with a Dash of Argo CD Magic) - blog post image

Web Security: Blocking Bots from the Edge with Fail2Ban + Cloudflare

Greg Heffner June 25, 2025

Web Security: Blocking Bots from the Edge with Fail2Ban + Cloudflare - blog post image

Github advanced features: Short-cycle your processes

Greg Heffner June 15, 2025

Github advanced features: Short-cycle your processes - blog post image

Advent of Cyber: Time for some Holiday fun with TryHackMe!

Greg Heffner November 23, 2024

Advent of Cyber: Time for some Holiday fun with TryHackMe! - blog post image

Terraform vs. Ansible: Navigating the Cloud with a Sail and a Spark

Greg Heffner September 15, 2024

Terraform vs. Ansible: Navigating the Cloud with a Sail and a Spark - blog post image

Smoke Tests: The Production Combine

Greg Heffner September 11, 2024

Smoke Tests: The Production Combine - blog post image

Class Setup: My learning tech stack - Learn for Free

Greg Heffner September 8, 2024

Class Setup: My learning tech stack - Learn for Free - blog post image

Upstream DNS Servers: Put the internet to work

Greg Heffner September 4, 2024

Upstream DNS Servers: Put the internet to work - blog post image

Tech Implants: LED and NFC Lighting Up the Future Under Your Skin

Greg Heffner September 1, 2024

Tech Implants: LED and NFC Lighting Up the Future Under Your Skin - blog post image

TryHackMe: Command Line Confessions

Greg Heffner August 28, 2024

TryHackMe: Command Line Confessions - blog post image

DMR Radios: Its giving radio-nerd vibes

Greg Heffner August 25, 2024

DMR Radios: Its giving radio-nerd vibes - blog post image

Twingate: Your Key to Remote Networks

Greg Heffner August 21, 2024

Twingate: Your Key to Remote Networks - blog post image

Secrets: Password Managers and Hardware Keys

Greg Heffner August 18, 2024

Secrets: Password Managers and Hardware Keys - blog post image

Travel Router: How I stay secure on work trips

Greg Heffner August 14, 2024

Travel Router: How I stay secure on work trips - blog post image

Docker Updates: 4 steps to secure your images

Greg Heffner August 11, 2024

Docker Updates: 4 steps to secure your images - blog post image

Ansible: Let me put you on patch game

Greg Heffner August 7, 2024

Ansible: Let me put you on patch game - blog post image

Kubernetes: 86 the Prime Rib

Greg Heffner August 4, 2024

Kubernetes: 86 the Prime Rib - blog post image

A Home Build: If I were to build it today

Greg Heffner July 31, 2024

A Home Build: If I were to build it today - blog post image

WiFi: Wireless internet magic

Greg Heffner July 28, 2024

WiFi: Wireless internet magic - blog post image

The Cloud: Not the Floridian Cumulonimbus kind

Greg Heffner July 24, 2024

The Cloud: Not the Floridian Cumulonimbus kind - blog post image

VPNs: Web browsing and IP masking

Greg Heffner July 21, 2024

VPNs: Web browsing and IP masking - blog post image

DockerHub: Because Ship Happens

Greg Heffner July 17, 2024

DockerHub: Because Ship Happens - blog post image

Loadbalancing: Boots & cats &

Greg Heffner July 14, 2024

Loadbalancing: Boots & cats & - blog post image

GitHub: What's the fuss about?

Greg Heffner July 10, 2024

GitHub: What's the fuss about? - blog post image

Pi-Hole: What is it and why you might want to use it

Greg Heffner July 7, 2024

Pi-Hole: What is it and why you might want to use it - blog post image

Beginners Journey: Greg Starts His Blog

Greg Heffner

Beginners Journey: Greg Starts His Blog - blog post image

About Me

I served in the U.S. Army, specializing in Network Switching Systems and was attached to a Patriot Missile System Battalion. After my deployment and Honorable discharge, I went to college in Jacksonville, FL for Computer Science. I have two beautiful and very intelligent daughters. I have more than 20 years professional IT experience. This page is made to learn and have fun. If its messed up, let me know. Im still learnig! :)

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