RSS feed of Josh Gannon https://joshgannon.com/ Forging high productivity under heavy time constraints I’ll provide a high-level overview of a massive firewall upgrade/roll-out, what made it successful, and what I learned. Due to vendor hardware upgrades and thousands of firewalls needing this replacement of critical infrastructure, I was tasked with creating a technical, semi-automated build system... Wed, 15 Apr 2026 00:00:00 +0000 https://joshgannon.com/2026-04-15-High-productivity-heavy-constraints/ https://joshgannon.com/2026-04-15-High-productivity-heavy-constraints/ How I’ve leveraged AI Agents in Cybersecurity for actual productivity gains Within this field of work, we are managing hardware and software. These are deterministic and have volumes of documentation, which is an ideal combination for leveraging LLMs. Using company-approved tooling, AI agents are very easy to create and fine-tune.... Wed, 15 Apr 2026 00:00:00 +0000 https://joshgannon.com/2026-04-15-AI-Efficacy-in-Cybersecurity/ https://joshgannon.com/2026-04-15-AI-Efficacy-in-Cybersecurity/ My Position Enabling workers, that are remote (traveler and settler), hybrid, and in-office, is our new standard. They are internal coworkers and are customers as well. Travelers accelerate our best growth in this space by establishing Core Tenets: Security, productivity, reliability, modularity and redundancy. Goal Elevate the technical posture of... Sun, 20 Feb 2022 00:00:00 +0000 https://joshgannon.com/2022-02-20-How-to-work-well-as-a-traveler/ https://joshgannon.com/2022-02-20-How-to-work-well-as-a-traveler/ Remember when we had to create our own websites with Wordpress and either pay for hosting or maintain our own database? I just created a few Static Websites (including this one), hosted on Github Pages. Thanks to Dean Attali for sharing all his hard work and making the beautiful-jekyll repository... Sun, 13 Dec 2020 00:00:00 +0000 https://joshgannon.com/2020-12-13-Static-Websites/ https://joshgannon.com/2020-12-13-Static-Websites/ A project this year was to build a public-facing webserver that hosts hobbies. It promotes responsible ways to use our time, during this COVID-19 isolation, and was an opportunity for me to learn new skills. This included learning the terminal for headless Ubuntu 18.04, Docker Compose, Nginx, LetsEncrypt, Fail2ban, Rclone,... Sun, 13 Dec 2020 00:00:00 +0000 https://joshgannon.com/2020-12-13-Home-Lab-webserver/ https://joshgannon.com/2020-12-13-Home-Lab-webserver/ I am 6 years into the tech world – the last two have been on the networking side of things. It’s useful to see, in a granular way, how and when to architect the flow of traffic. The principles of least privilege I used previously with something like shared folders... Wed, 05 Aug 2020 00:00:00 +0000 https://joshgannon.com/2020-08-05-Work-Experience-phase-2/ https://joshgannon.com/2020-08-05-Work-Experience-phase-2/ I am 3 years into SysAdmin work, with the last 2-plus years working for a small MSP. It has been challenging and exciting, taking on different roles in the company. Currently as a Field Technician, work is generally break-fix in a Windows environment, adding/removing users, creating data shares, working with... Sun, 27 Aug 2017 00:00:00 +0000 https://joshgannon.com/2017-08-27-Work-Experience-a-beginning/ https://joshgannon.com/2017-08-27-Work-Experience-a-beginning/