Month: December 2015

Raspberry Pi – HDMI Display

Connect a 7″ HDMI touch display to a Raspberry Pi: Here a short set-up tutorial about the waveshare 7″ touchscreen for the Raspberry Pi is described.

HackMe4 – Timing

HackMe4: This password crack should be hacked by timing analysis. A timing analysis is the time variation a program needs to check the password. Download File: HackMe4(Linux) Download File: HackMe4(Windows)

HackMe3 – Buffer overflow

HackMe3: This password crack should be hacked by buffer overflow. Download File: HackMe3(Linux) Download File: HackMe3(Windows)

HackMe2 – Dynamic analysis

HackMe2: This password uses a simple check-sum comparison for authorization. Download File: HackMe2(Linux) Download File: HackMe2(Windows)


With a disassembler it is possible to analyze binary files. There are a lot of different programs on the market for different platforms. A lot of them supports different architectures too. Some of them are listed bellow.

HackMe1 – Strings

HackMe1: This should be a very simple introduction about reverse engineering. The aim of this lab is to get access by getting the password out of the provided binary file. The source code in the solution is totally unusable for any


Etching equipment: Temperature regulated etching bath Exposure unit Several containers Etching chemicals Location:



Exposure unit

Exposure unit:


Gnublin: The Gnublin board is a small form factor PCB with an embedded Linux  on it. It can be bought on Picture of the Gnublin board:

LED cube

LED cube: LED cubes are a very popular project , while the sizes go from 3x3x3 to 10x10x10 on with RGB LEDs. At the university we have build a monochrome 5x5x5 LED cube.  

Vacuum cleaner

Vacuum cleaner: At the present time there are many autonomous vacuum cleaner. In summer 2012 I have designed and built a vacuum cleaner by myself. The following video shows a short section of it.