Thomas Zefferer

Dipl.-Ing. Dr.techn.

Secure Applications, Senior Staff - A-SIT Plus

Thomas Zefferer joined IAIK in 2007. He is Senior IT Security Expert at A-SIT Plus, a limited company 100% owned by the non-profit association A-SIT. He holds a PhD degree in Computer Science from Graz University of Technology. Thomas's primary expertise is in security analyses, e-government, and mobile security.
Thomas Zefferer

Research

My research interests include e-government, electronic identification and authentication, electronic signatures, mobile security, and blockchain technology. I contributed to several national and international research projects and activities, including:

  • STORK and STORK 2.0: EU Large Scale Pilots on eID federation
  • eSENS: EU Large Scale Pilot on Building Block consolidation
  • SUNFISH: Horizon 2020 project on the secure federation of governments’ private cloud infrastructures
  • FutureTrust: Horizon 2020 project on advancing trust services in the European Union and beyond

Service

  • Programme Committee Member and reviewer of several conferences
  • Reviewer of several journals, including Government Information Quarterly (Elsevier), Future Generation Computer Systems (Elsevier), and Computers (MDPI)

Publications

Total Eclipse of the Heart – Disrupting the InterPlanetary File System

Prünster B., Marsalek A., Zefferer T.
30th USENIX Security Symposium (USENIX Security 21), 30th USENIX Security Symposium

E-Government in the Public Cloud: Requirements and Opportunities

Abraham A., Hörandner F., Zefferer T., Zwattendorfer B.
Electronic Government, Vol. 16(3), 260-280

Evaluation in Pilot-Based Research Projects: A Hierarchical Approach

Zefferer T.
Web Information Systems and Technologies - 14th International Conference, WEBIST 2018, Revised Selected Papers, 14th International Conference on Web Information Systems and Technologies, WEBIST 2018, 125-146, (Lecture Notes in Business Information Processing; vol. 372 LNBIP)

A Correctable Public Blockchain

Marsalek A., Zefferer T.
2019 18th IEEE International Conference on Trust, Security and Privacy in Computing and Communications/13th IEEE International Conference on Big Data Science and Engineering, TrustCom/BigDataSE 2019, 18th IEEE International Conference On Trust, Security And Privacy In Computing And Communications/13th IEEE International Conference On Big Data Science And Engineering, 554-561

Tackling data inefficiency: Compressing the bitcoin blockchain

Marsalek A., Zefferer T., Fasllija E., Ziegler D.
2019 18th IEEE International Conference on Trust, Security and Privacy in Computing and Communications/13th IEEE International Conference on Big Data Science and Engineering, TrustCom/BigDataSE 2019, 18th IEEE International Conference On Trust, Security And Privacy In Computing And Communications/13th IEEE International Conference On Big Data Science And Engineering, 626-633, (Proceedings - 2019 18th IEEE International Conference on Trust, Security and Privacy in Computing and Communications/13th IEEE International Conference on Big Data Science and Engineering, TrustCom/BigDataSE 2019

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