lukas.im

Somebody recently nudged me into the direction of NVIDIAs Bluefield 2 cards being a weird but fun system to play around with, so I did exactly that and I wanted to get rid of the vendor kernel and instead use a modern(ish) distro with a mainline kernel.

During my work for the Mobile Communications Lab at Hochschule Bonn-Rhein-Sieg I found some rather severe security vulnerabilities in AeroHive/Extreme Networks WiFi access points.

I had problems changing the boot logo on my ThinkPad X13 the official way.

Einleitung Ich beschreibe hier kurz in eigenen Worten wieso bei dem Facebook-Ausfall am Abend des 04.10.2021 mehr betroffen war als nur die Facebook-eigenen Dienste.

TLDR: dehydrated will move, the license will NOT change, and I will still take care of the project A few days ago I was approached by Julian from apilayer who told me that they wanted to buy dehydrated as a project and that they would even like to pay me…

I ordered an SC2016 at online.net yesterday, and wanted to reinstall it with encrypted rootfs.

Just a quick note on how to reconfigure fan speeds on an ASRock C2750D4I (and similar) board without rebooting into BIOS.

In the last post I showed you how to configure an Ubiquiti EdgeRouter to use kernelmode PPTP.

I’m currently living in a building of Studierendenwerk Bonn and for our internet connection we have to use a PPTP client.

Trusted SSL certificates used to cost money, but in the past companies like StartCom already started to hand out domain-verified certificates for free, but now we have Let’s Encrypt, which takes a different approach.

In this blog post I’m going to explain how to replace a broken USB-stick in Ubiquiti EdgeMax Routers or in this case the Ubiquiti EdgeMax EdgeRouter-POE.

If you have multiple users on a single machine every user can normally see all running processes, their own, other users processes and even system processes.

Just a short note for myself… To move a dpkg-managed file out of the way: dpkg-divert --rename --divert /usr/share/initramfs-tools/dropbear.original /usr/share/initramfs-tools/scripts/init-premount/dropbear Copy and edit original. cp /usr/share/initramfs…

I have a few devices that support (passive) power-over-ethernet, and I quite like that as I don’t need a power supply for every single device filling up my power strip and I even can mount devices further away where there is no power available.

Note: This is a slightly updated version of the old blogpost (re-written on 2016/01/25).