Introduction

I use the function on my yubikey every day to log on to servers as if by magic. It is not necessary to enter a password every time. After a while you get used to this convenience and find it annoying to enter the password every time to unlock the PC. As I have to take the Yubikey with...

I have been using a self-written Python script for several years now to automatically provide OpenVPN configurations for our employees https://vpngw.im-c.de. A few weeks ago the script would no longer work. The reason were outdated libraries which I used to create the necessary things (CSR, CA,...

What is Seafile

Seafile is an open-source, cross-platform file-hosting software system. Files are stored on a central server and can be synchronized with personal computers and mobile devices through apps. Files on the Seafile server can also be accessed directly via the server's web interface. Se...

As you can see from my blog, I have been using NixOS under MacOS for some time now. A lot of numbers and values are displayed when building the flake.

Unfortunately, I hadn't found anything about this in the Nixos documentation. Only a forum post that explained a few figures. So here are the re...

What is Seafile

Seafile is an open-source, cross-platform file-hosting software system. Files are stored on a central server and can be synchronized with personal computers and mobile devices through apps. Files on the Seafile server can also be accessed directly via the server's web interface. Se...