Access rights to my personal data
Only very specific people are allowed to access very specific data. This is ensured by a clearly defined system of rights and roles. Only the employees of the Office for Student Affairs as well as you yourself are allowed to view your entire study history.
Lecturers are only granted read and write rights for the courses they supervise. Thus, it is not possible for the lecturers to view your study progress.
Your fellow students are not allowed to access your personal data and grades.