Halmstad University


I led the design, concept development, and prototype work for the OSMaaS research project PrivacyHub simulator. This project explored the UX aspects of privacy and transparency in personal data sharing.






The tool can be used by organizations developing integrated mobility services to learn about user preferences by exploring user behavior regarding data sensitivity. 



Scenarios includes travel, shopping, restaurant booking, and sharing position with friends.



The radial data visualization model is the central UI element for visual feedback.


Personal data linked to services.


The prototype was built completely in Figma using variables and conditions. Activating personal data unlocks different scenarios based on provided services throughout the journey.



A fully interactive journey.



Overview of experience


Concept development
Design research
Design development
Information design

Interaction design
UI design
Prototyping
Data visualisation




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Patrik Castenbladh 2025