Cyberbits

  • AI Deep dive – Part I

    Introduction Following my Google AI adventure, I left the course and certification unsatisfied. Therefore I’ve researched some more of the technical aspects of AI. Since it is a lot (I simply had A LOT of questions), I’ll divide it into two posts. The model landscape When people talk about “AI models” today, they almost always…

  • Google’s AI course and certification

    Introduction My cybersecurity adventure is still my number one priority, but since I think it would be foolish to ignore AI during this quest, I will take the occasional detour. I recently worked through Google’s AI Professional course, which was recommended at a couple of places to be a must have. A nice, professional certification…

  • Separation of concerns of VPS and Docker apps

    Introduction I’ve been working on a clean, reusable setup for running my own apps on a Virtual Private Server (VPS), specifically on Hetzner Cloud. The result is three open source repositories that take you all the way from bare metal to running Nginx, WordPress, and Nextcloud behind a proper reverse proxy, with automatic SSL certificates…

  • Automated secured Hetzner VPS

    Introduction A few weeks ago we setup a cool VPS with WordPress, Traefik, etc. in an automated way. The only downside was that is could not be managed with the same code (only setup once), as explained in the post. Today we’re setting up a complete, automated WordPress hosting solution using OpenTofu, cloud-init and Ansible;…

  • Google’s Cybersecurity AI module

    Introduction As promised last week, today I’ll cover the Artificial Intelligence (AI) module that was added to the Google’s Cybersecurity Professional Certificate program. Although it’s a bit basic, this module, being part of a cybersecurity course, got me thinking. I ended up on YouTube, and did some research. I found out that cybersecurity deals/has to…

  • Google’s Prepare for cybersecurity jobs

    Introduction Last course of my Google’s Cybersecurity Professional Certificate adventure. I’ll cover everything except for the AI module. This one will deserve some special attention (next week). As always, I’ll share the cliff notes on the courses as I go. Dense summaries of what actually matters. Today: Put It to Work: Prepare for Cybersecurity Jobs.…

  • Google’s Python in cybersecurity – Part II

    Introduction Continuing the Google’s Cybersecurity Professional Certificate adventure, and more specifically Python in cybersecurity, today part II. As always, I’ll share the cliff notes on the courses as I go. Dense summaries of what actually matters. As said: Automate Cybersecurity Tasks with Python – Part II Continuing where we left off Cybersecurity generates oceans of…

  • Google’s Python in cybersecurity – Part I

    Introduction Another post in the Google’s Cybersecurity Professional Certificate series. As always, I’ll share the cliff notes on the courses as I go. Dense summaries of what actually matters. Today: Automate Cybersecurity Tasks with Python – Part I Python for Cybersecurity The Python course was by far the most comprehensive and quite frankly, also the…

  • Google’s Detection and Response

    Introduction Following up on my Google’s Cybersecurity Professional Certificate quest, I’ll share the cliff notes of the courses as I go through them. Dense summaries of what actually matters. Today: Sound the Alarm: Detection and Response From alert to recovery Security operations center around a four-phase cycle (from the NIST Incident Response Lifecycle): This framework…

  • Google’s Assets, Threats, and Vulnerabilities

    Introduction I’m tackling the Google’s Cybersecurity Professional Certificate and I’ll share cliff notes on the courses I take. Dense summaries of what actually matters. Today Assets, Threats, and Vulnerabilities of this Google security path. Risk, assets and the CIA triad Security starts with three non-negotiable pillars that we’ve covered before: confidentiality, integrity, and availability (the…