The Maschinenhaus provided power and heating to the TU Darmstadt for almost 100 years before it was renovated and repurposed in 2011. Today, it holds a lecture hall and multiple seminar rooms and is used for both teaching and public events. (More information in german)
For the Security & Privacy Week, the Maschinenhaus will host the Keynote talks on Wednesday, as well as a number of other presentations and social events. Its street address is Magdalenenstraße 12, Darmstadt.