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.


Teaching in the Summer Term 2020

01.04.2020 - Philipp Markert

This summer term we offer the lecture Usa­ble Se­cu­ri­ty and Pri­va­cy for Master students and the lecture IT-Si­cher­heit für Geis­tes- und Ge­sell­schafts­wis­sen­schaf­ten. Both lectures will be held online. More information can be found in the respective courses on Moodle which are now open for enrollment.

We also offer the Bachelor-Seminar and Master-Seminar "Usa­ble Se­cu­ri­ty and Pri­va­cy Re­se­arch". Enrollment for this seminar is no longer possible. The Prac­tical Cour­se on Usa­ble Se­cu­ri­ty and Pri­va­cy will not be offered this semester.

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).

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