dr.ing. E. Tews BSc (Erik)

Assistant Professor
EEMCS-CS-SCS
Zilverling 2027
e.tews@utwente.nl
+31534891440
Business card

I'm a security researcher who spent most of his academic life at Technische Universität Darmstadt, Germany. Previously I was working for the University of Birmingham, UK and since 2017, I'm at the University of Twente.

Expertise

  • Computer Science

    • Attack
    • Malware
    • Standards
    • User
    • Privacy Preserving
    • Functionality
    • Models
    • Attackers

Organisations

I'm currently interested in:

  • The Internet of Things
  • Privacy preserving technologies and the World Wide Web
  • Applied Cryptanalysis including side channel attacks
  • Railway signalling systems
  • Security of critical infrastructures
  • Security of wireless protocols

Publications

2023
Ransomware Economics: A Two-Step Approach To Model Ransom PaidIn Symposium on Electronic Crime Research, eCrime 2023 (E-pub ahead of print/First online). Meurs, T., Cartwright, E., Cartwright, A., Junger, M., Hoheisel, R., Tews, E. & Abhishta, A.
2022
Ransomware: How attacker's effort, victim characteristics and context influence ransom requested, payment and financial lossIn Symposium on Electronic Crime Research, eCrime 2022. Meurs, T., Junger, M., Tews, E. & Abhishta, A.NAS-ransomware: Hoe ransomware-aanvallen tegen NAS-apparaten verschillen van reguliere ransomware-aanvallen, Article 21, 69-88. Meurs, T., Junger, M., Tews, E. & Abhishta, A.https://doi.org/10.5553/TvV/.000044COORDINATE: A model to analyse the benefits and costs of coordinating cybercrime. Meurs, T., Junger, M., Abhishta, A., Tews, E. & Ratia, E.https://doi.org/10.58346/JISIS.2022.I4.001How Attackers Determine the Ransom in Ransomware AttacksIn 7th IEEE European Symposium on Security and Privacy (Euro S&P 2022). ResearchGate. Meurs, T., Junger, M., Abhishta, A. & Tews, E.https://doi.org/10.13140/RG.2.2.34435.58400
2020
Lost and found: Stopping bluetooth finders from leaking private informationIn WiSec 2020 - Proceedings of the 13th ACM Conference on Security and Privacy in Wireless and Mobile Networks (pp. 184-194). Association for Computing Machinery. Weller, M., Classen, J., Ullrich, F., Waßmann, D. & Tews, E.https://doi.org/10.1145/3395351.3399422In-depth evaluation of redirect tracking and link usage, 394-413. Koop, M., Tews, E. & Katzenbeisser, S.https://doi.org/10.2478/popets-2020-0079
2019
BACRank: Ranking building automation and control system components by business continuity impactIn Computer Safety, Reliability, and Security: 38th International Conference, SAFECOMP 2019, Proceedings (pp. 183-199). Springer. Esquivel-Vargas, H., Caselli, M., Tews, E., Bucur, D. & Peter, A.https://doi.org/10.1007/978-3-030-26601-1_13

Research profiles

I'm currently teaching Operating Systems for BSc students as well as Systems Security for MSc students.

Courses academic year 2023/2024

Courses in the current academic year are added at the moment they are finalised in the Osiris system. Therefore it is possible that the list is not yet complete for the whole academic year.

Courses academic year 2022/2023

Address

University of Twente

Zilverling (building no. 11), room 2027
Hallenweg 19
7522 NH Enschede
Netherlands

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Organisations

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