Hacking a ZTE ZXDSL-931VII Router

Recently I got my hands on an old ZTE ZXDSL-931VII router that I grabbed after it had been ditched – it’s always fun to play with old hardware from time to time. In this post I’ll shortly outline some of the security issues of the device like extracting login data and obtaining a root shell.

6 min read

Site Relaunch

I was a bit too optimistic when I announced the “Beta Launch” of this site – almost 8 years ago! Since then I had several ideas of blog posts and content to put on the site, but simply never found the time to finish it. Until now! I decided to start all over a again and can finally announce the “first” (not final!) release of my personal place on the web.

4 min read

Shrinking the Size of our Teamscale Docker Image

In this post on my company’s blog I present the steps we took to cut our product Docker images in half—from over 1GB down to under 500MB. It outlines some common pitfalls when working with Docker images and shows some tricks of dealing with required third party dependencies.

~1 min read

Freedoms of working at CQSE

I often get asked by friends why I stick working at CQSE for almost six years now. One reason simply is that I’m quite free in arranging my workday in a way that it fits for me. Hence, I’ve recapitulated a (not so typical) workday on my company’s blog that illustrates the benefits and freedoms of working at CQSE.

~1 min read

Our Journey to GIT—One year later

The migration of our code hosting from Subversion to Git enabled us to scale and professionalize our development process. This post on my company’s blog sheds some light on changes the migration allowed (or forced) us to perform.

~1 min read