This is a collection of thoughts and advice on a wide range of topics, updated whenever I think of something new. It is very much work-in-progress.


I enjoy all kinds of outdoor sports, in particular trail running, mountain biking and ski mountaineering. A book that I can highly recommend if you’re into ski mountaineering or similar winter activities is 3x3 Lawinen: Risikomanagement im Wintersport (German only).



Below is a list of Podcasts that I enjoy listening to and which I thought others might find useful:

IT Security

I have been running my own VPN server for multiple years now. Algo makes it extremely easy to spin-up your own IPsec VPN server in the cloud and comes with a reasonable set of defaults, so it’s definitely worth to give it a try instead of relying on a commercial VPN service.

Travel Map

This map gives an overview of the countries that I have visited (46 countries so far!):