Service-centric Networking

Hakan Yildiz






Scientific Career

After receiving his diploma in Industrial Engineering from Karlsruher Institut für Technologie (KIT) in 2011, Hakan worked in diverse companies including Bosch Automotive Steering GmbH and HERE Technologies GmbH, developing software solutions together with cross disciplinary teams in quality management, data analytics, edge computing and location services. He has been involved in roles requiring data gathering, statistical analysis, descriptive and predictive statistics as well as data driven decision making. He has worked in multi-year scope projects for automatic reporting systems.

Hakan has joined the Telekom Innovation Laboratories in June 2020 as a research scientist in research group on Service-centric Networking (SNET), led by Prof. Dr. Axel Küpper.

Research Interests

  • Blockchain and DLT
  • Blockchain Analytics
  • Digital Privacy & Anonymity


Yildiz, H. (2011) Digitale Prüfdatenerfassung, Ihre SAP-Verknüpfung und Umsetzung auf Konzernebene. Diplomarbeit PRO-0495, Karlsruher Institut für Technologie (KIT), Karlsruhe




H. Yildiz, A. Küpper, D. Thatmann, S. Göndör and P. Herbke, "Towards Interoperable Self-sovereign Identities" , IEEE Access, 2023. IEEE.


S. Rodriguez Garzon, H. Yildiz and A. Küpper, "Decentralized Identifiers and Self-sovereign Identity in 6G" , IEEE Network, vol. 36, pp. 142-148, 2022. IEEE.
P. Herbke and H. Yildiz, "ELMO2EDS: Transforming Educational Credentials into Self-Sovereign Identity Paradigm" in 20th International Conference on Information Technology Based Higher Education and Training (ITHET 2022), 2022.
S. Rodriguez Garzon, H. Yildiz and A. Küpper, "Towards Decentralized Identity Management in Multi-stakeholder 6G Networks" in 2022 1st International Conference on 6G Networking (6GNet), IEEE, 2022. pp. 1-8.


H. Yildiz, C. Ritter, L. T. Nguyen, B. Frech, M. M. Martinez and A. Küpper, "Connecting Self-Sovereign Identity with Federated and User-centric Identities via SAML Integration" in 2021 IEEE Symposium on Computers and Communications (ISCC), IEEE, 2021. pp. 1-7.