Cyber Security

Building a Second Brain in Obsidian

My Workflow for Cyber Security & Software Engineering Notes

Sep 4, 2025

Pen-testing without Prison

Laws every Ethical Hacker should know

Aug 29, 2025

You are Never Safe in Cyber Security

That’s the reality: complete safety does not exist.

Aug 26, 2025

Learning Cyber Security

5 Quick Wins for Your Mindset

Aug 25, 2025

Hack The Box: Nibbles

This is my walkthrough for the machine Nibbles on Hack The Box.

Jul 24, 2025

I have nothing to hide - A dangerous mindset in the age of OSINT

I often hear the argument "I have nothing to hide" when talking about data privacy.

Jul 24, 2025

Cookie Nudging

Recently, I heard the term cookie nudging for the first time in a podcast and, to be honest, I had to research what that means exactly.

Jul 24, 2025

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Cello's Blog

Cyber Security