The SecBrain Blog

Thoughts on privacy, AI and building your digital self.

July 18, 2026

The Hawthorne Effect: Why You Behave Differently the Moment You Watch Yourself

People change their behavior the moment they know they are being observed. The surprising part: it also works when the observer is you, looking at your own data.

Your Life Is a Garden: Why You Should Shape Your Time Deliberately

Left untended, a garden grows whatever happens to seed itself, usually weeds. Your time works the same way. Why deliberately shaping it beats letting it just happen.

The Bank Statement for Your Time: Why You Should Know Where It Goes

You check your bank statement for your money. Not for your time. Yet time is the one account you can never top up again.

A Fitness Tracker for Your Life: Awareness Is Not Control

A fitness tracker shows you how you move your body. SecBrain shows you how you move your life. Nobody calls a step counter control. It is simply awareness.

Who Is Behind SecBrain?

Why do we run companies with metrics and our own lives on gut feeling? I am FIL, and I built SecBrain because that question would not let me go.

Connect SecBrain with Claude, ChatGPT and Mistral: The MCP Setup Guide

Your AI knows nothing about your SecBrain until you connect it. Six MCP modules, OAuth login, and step by step setup for Claude, ChatGPT and Mistral.

12 Months at the Gym. What the Data Actually Says.

79 sessions, 82 hours, 300€, and what I learned from it. A full year of real training data from SecBrain, laid out and analyzed.

Your Digital Self: What Remains of You When You Write It All Down?

Imagine someone reads everything you’ve written down over the past months. What would they learn about you? Probably more than most of the people who know you in person.

Help to Help Yourself: How SecBrain Holds Up the Mirror

You usually know what you want to change. The gap is between who you think you are and what you actually do. SecBrain doesn’t close it for you. It consistently holds up the mirror.

Personal Context Management: Why AI Is Only as Good as the Context You Give It

AI can’t read your mind. It only works with what you give it. Why documenting your own life, and feeding that context to AI via MCP, changes every answer.

What is a Second Brain?

Your mind forgets. A second brain doesn’t. Why SecBrain documents your everyday life instead of organizing external knowledge. A tool for self-knowledge.