CISPA is currently in the founding process to join the German Helmholtz Association as a new member. It is consequently undergoing significant organizational changes, which are not yet reflected on this webpage.

For further information on the above mentioned founding process, please refer to the official press release by the State Chancellery of Saarland.

Recent News on the Transformation Process


The location of the first construction phase has been agreed upon. For further information, please refer to the official press release .

Philipp von Styp-Rekowsky
M.Sc. | Researcher

Curriculum Vitae

Since 2011 Research Assistant and Ph.D. Student
2011 M.Sc. in computer science, Saarland University
2008 B.Sc. in computer science, Saarland University


Android Access Control

Enabling generic, multi-layered, and extensible access control on Android.

Android Security

Android has become the most popular operating system for mobile devices, which makes it a prominent target for malicious software. Its security concept based on app isolation and access control however is unsatisfactory. This projects researches program analyses that ameliorate this situation. For example our system AppGuard enforces security policies at runtime without requiring root permissions.