The Mobile Security Group was es­ta­blis­hed in 2014 at the Fa­cul­ty of Elec­tri­cal En­gi­nee­ring and In­for­ma­ti­on Tech­no­lo­gy and is part of the Horst-Görtz-In­sti­tu­te for IT-Se­cu­ri­ty (HGI). The group is headed by Prof. Dr. Markus Dürmuth.


This PIN Can Be Easily Guessed

11.03.2020 - Philipp Markert

Our latest work on the security of 4- and 6-digit PINs and the effect of blacklists is now available online at (news coverage can be found in English [1], [2], [3] and German [4], [5], [6]). The results will be presented at this year's IEEE Symposium on Security and Privacy in San Francisco.

Complete article

BSI updates requirements for password expiration

05.02.2020 - Markus Duermuth

The German BSI (Bundesamt für Sicherheit in der Informationstechnik) published an updated version of it's IT Baseline Protection recommendations (IT-Grundschutz), updating the requirements for password-based authentication. (In the news here, here, and here.)

In the news

02.02.2020 - Markus Duermuth

Our work on password strength in the news (here), and on face recognition (here and here).

Das Vergessen gerät in Vergessenheit

17.04.2019 - Theodor Schnitzler

In a recent news article our colleague Theodor Schnitzler was interviewed on his thoughts and ideas about digital forgetting and revocation of online data. Read the full article here (in German only).

Teaching in summer term 2019

26.03.2019 - Maximilian Golla

This summer term we offer the lecture Usa­ble Se­cu­ri­ty and Pri­va­cy for Master students and the lecture IT-Si­cher­heit für Geis­tes- und Ge­sell­schafts­wis­sen­schaf­ten. Furthermore, we offer the Prac­tical Cour­se on Usa­ble Se­cu­ri­ty and Pri­va­cy for Master students.

Complete article

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