Patrick Banholzer
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Patrick Banholzer


Contrary to popular belief, Linux is very user friendly. It just happens to be very selective about who it decides to make friends with.

How to reverse engineer app api calls on iOS

intercept api calls with mitmproxy

Posted on August 5, 2023

You might know, that I dont like to trust cloud services and prefer to host my stuff at home. You might also know that I am a huge fan of open source technology and therefor want to press as much things into FOSS tools instead of buying a simple solution... [Read More]
Tags: iOS app API reverse-engineer mitmproxy linux

Insights on Lenovo Linux support

Information on how Lenovo upstreams hardware support for Ubuntu and Linux kernel

Posted on February 16, 2022

Last week I reported about an interesting discussion with HP and today I can report on a interesting session with the Lenovo team which is in charge for managing hardware and driver support of the devices on Linux. As you might know Lenovo announced to propperly support all future ThinkPad... [Read More]
Tags: lenovo ubuntu linux

HP promises to do more for Linux support

HP continues improving Linux support and promises to keep pace.

Posted on February 5, 2022

Last week I had an interesting meeting with HP engineers and program managers who promised to have the ZBook Fury G8 supported with firmware and bios on fwupd / LVFS early in February. [Read More]
Tags: hp ubuntu linux

preserve color output on "non-terminal-output" and wifi analysis on Linux

How to easily preserve colors on cli when stdout is not on terminal and how to analyze wifi on cli

Posted on December 17, 2021

Today I was setting up a wifi network that is necessary for tomorrows Covid-19 vaccination event in the town Schönaich and then was wondering how to easily analyze the wifi with its used channels and signal strength. [Read More]
Tags: nmcli colors

GitOps on real metal - Ubuntu Desktops in Enterprises (OSAD2021)

I talked about how we at Mercedes do Gitops to maintain our Ubuntu Linux client systems.

Posted on October 18, 2021

I had the pleasure to talk at this years Open Source Automation Days (OSAD2021) which took place from 4th to 6th October. This talk has mainly the same message as my talk on CLT in March but is held completely in German. [Read More]
Tags: saltstack linux ubuntu devops gitops
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